Home / 1,085,683.86-1,498,122.90-602,127.90

Finding the Fourth Proportional to 1,085,683.86, 1,498,122.90 and 602,127.90

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Solution

The fourth proportional to 1,085,683.86, 1,498,122.90 and 602,127.90 is: 830,869.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,683.86 : 1,498,122.90 = 602,127.90 : x
  2. Step 2: Convert to fraction form
    1,085,683.86/1,498,122.90 = 602,127.90/x
  3. Step 3: Cross multiply
    1,085,683.86x = 1,498,122.90 × 602,127.90
  4. Step 4: Simplify right side
    1,085,683.86x = 902,061,595,718.91
  5. Step 5: Solve for x
    x = 902,061,595,718.91/1,085,683.86
  6. Step 6: Final answer
    x = 830,869.49

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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.