Home / 1,122,205.68-1,683,545.27-363,988.26

Finding the Fourth Proportional to 1,122,205.68, 1,683,545.27 and 363,988.26

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Solution

The fourth proportional to 1,122,205.68, 1,683,545.27 and 363,988.26 is: 546,059.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,205.68 : 1,683,545.27 = 363,988.26 : x
  2. Step 2: Convert to fraction form
    1,122,205.68/1,683,545.27 = 363,988.26/x
  3. Step 3: Cross multiply
    1,122,205.68x = 1,683,545.27 × 363,988.26
  4. Step 4: Simplify right side
    1,122,205.68x = 612,790,711,638.59
  5. Step 5: Solve for x
    x = 612,790,711,638.59/1,122,205.68
  6. Step 6: Final answer
    x = 546,059.18

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.