Home / 1,146,045.10-1,717,812.15-576,517.90

Finding the Fourth Proportional to 1,146,045.10, 1,717,812.15 and 576,517.90

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Solution

The fourth proportional to 1,146,045.10, 1,717,812.15 and 576,517.90 is: 864,145.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,045.10 : 1,717,812.15 = 576,517.90 : x
  2. Step 2: Convert to fraction form
    1,146,045.10/1,717,812.15 = 576,517.90/x
  3. Step 3: Cross multiply
    1,146,045.10x = 1,717,812.15 × 576,517.90
  4. Step 4: Simplify right side
    1,146,045.10x = 990,349,453,312.49
  5. Step 5: Solve for x
    x = 990,349,453,312.49/1,146,045.10
  6. Step 6: Final answer
    x = 864,145.27

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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.