Home / 2,072,379.40-3,108,569.10-576,471.40

Finding the Fourth Proportional to 2,072,379.40, 3,108,569.10 and 576,471.40

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Solution

The fourth proportional to 2,072,379.40, 3,108,569.10 and 576,471.40 is: 864,707.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,379.40 : 3,108,569.10 = 576,471.40 : x
  2. Step 2: Convert to fraction form
    2,072,379.40/3,108,569.10 = 576,471.40/x
  3. Step 3: Cross multiply
    2,072,379.40x = 3,108,569.10 × 576,471.40
  4. Step 4: Simplify right side
    2,072,379.40x = 1,792,001,181,073.74
  5. Step 5: Solve for x
    x = 1,792,001,181,073.74/2,072,379.40
  6. Step 6: Final answer
    x = 864,707.10

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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.