Home / 1,459,421.28-2,013,980.15-814,850.42

Finding the Fourth Proportional to 1,459,421.28, 2,013,980.15 and 814,850.42

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Solution

The fourth proportional to 1,459,421.28, 2,013,980.15 and 814,850.42 is: 1,124,481.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,421.28 : 2,013,980.15 = 814,850.42 : x
  2. Step 2: Convert to fraction form
    1,459,421.28/2,013,980.15 = 814,850.42/x
  3. Step 3: Cross multiply
    1,459,421.28x = 2,013,980.15 × 814,850.42
  4. Step 4: Simplify right side
    1,459,421.28x = 1,641,092,563,066.39
  5. Step 5: Solve for x
    x = 1,641,092,563,066.39/1,459,421.28
  6. Step 6: Final answer
    x = 1,124,481.73

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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.