Home / 1,163,140.92-1,604,897-679,612.64

Finding the Fourth Proportional to 1,163,140.92, 1,604,897 and 679,612.64

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Solution

The fourth proportional to 1,163,140.92, 1,604,897 and 679,612.64 is: 937,726.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,140.92 : 1,604,897 = 679,612.64 : x
  2. Step 2: Convert to fraction form
    1,163,140.92/1,604,897 = 679,612.64/x
  3. Step 3: Cross multiply
    1,163,140.92x = 1,604,897 × 679,612.64
  4. Step 4: Simplify right side
    1,163,140.92x = 1,090,708,287,098.08
  5. Step 5: Solve for x
    x = 1,090,708,287,098.08/1,163,140.92
  6. Step 6: Final answer
    x = 937,726.69

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Double scale
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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.