Home / 1,411,698.92-1,948,143.02-767,117.57

Finding the Fourth Proportional to 1,411,698.92, 1,948,143.02 and 767,117.57

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Solution

The fourth proportional to 1,411,698.92, 1,948,143.02 and 767,117.57 is: 1,058,621.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,698.92 : 1,948,143.02 = 767,117.57 : x
  2. Step 2: Convert to fraction form
    1,411,698.92/1,948,143.02 = 767,117.57/x
  3. Step 3: Cross multiply
    1,411,698.92x = 1,948,143.02 × 767,117.57
  4. Step 4: Simplify right side
    1,411,698.92x = 1,494,454,746,303.01
  5. Step 5: Solve for x
    x = 1,494,454,746,303.01/1,411,698.92
  6. Step 6: Final answer
    x = 1,058,621.44

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.