Home / 1,435,151.40-2,151,998.10-836,237.40

Finding the Fourth Proportional to 1,435,151.40, 2,151,998.10 and 836,237.40

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Solution

The fourth proportional to 1,435,151.40, 2,151,998.10 and 836,237.40 is: 1,253,931.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,151.40 : 2,151,998.10 = 836,237.40 : x
  2. Step 2: Convert to fraction form
    1,435,151.40/2,151,998.10 = 836,237.40/x
  3. Step 3: Cross multiply
    1,435,151.40x = 2,151,998.10 × 836,237.40
  4. Step 4: Simplify right side
    1,435,151.40x = 1,799,581,295,948.94
  5. Step 5: Solve for x
    x = 1,799,581,295,948.94/1,435,151.40
  6. Step 6: Final answer
    x = 1,253,931.32

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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.