Home / 1,974,574.75-2,961,862.14-478,666.75

Finding the Fourth Proportional to 1,974,574.75, 2,961,862.14 and 478,666.75

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Solution

The fourth proportional to 1,974,574.75, 2,961,862.14 and 478,666.75 is: 718,000.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,574.75 : 2,961,862.14 = 478,666.75 : x
  2. Step 2: Convert to fraction form
    1,974,574.75/2,961,862.14 = 478,666.75/x
  3. Step 3: Cross multiply
    1,974,574.75x = 2,961,862.14 × 478,666.75
  4. Step 4: Simplify right side
    1,974,574.75x = 1,417,744,924,501.85
  5. Step 5: Solve for x
    x = 1,417,744,924,501.85/1,974,574.75
  6. Step 6: Final answer
    x = 718,000.13

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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.