Home / 1,974,414.10-2,961,621.13-478,506.10

Finding the Fourth Proportional to 1,974,414.10, 2,961,621.13 and 478,506.10

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Solution

The fourth proportional to 1,974,414.10, 2,961,621.13 and 478,506.10 is: 717,759.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,414.10 : 2,961,621.13 = 478,506.10 : x
  2. Step 2: Convert to fraction form
    1,974,414.10/2,961,621.13 = 478,506.10/x
  3. Step 3: Cross multiply
    1,974,414.10x = 2,961,621.13 × 478,506.10
  4. Step 4: Simplify right side
    1,974,414.10x = 1,417,153,776,593.89
  5. Step 5: Solve for x
    x = 1,417,153,776,593.89/1,974,414.10
  6. Step 6: Final answer
    x = 717,759.15

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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.