Home / 1,276,007.47-1,914,291.47-377,379.15

Finding the Fourth Proportional to 1,276,007.47, 1,914,291.47 and 377,379.15

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Solution

The fourth proportional to 1,276,007.47, 1,914,291.47 and 377,379.15 is: 566,151.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,007.47 : 1,914,291.47 = 377,379.15 : x
  2. Step 2: Convert to fraction form
    1,276,007.47/1,914,291.47 = 377,379.15/x
  3. Step 3: Cross multiply
    1,276,007.47x = 1,914,291.47 × 377,379.15
  4. Step 4: Simplify right side
    1,276,007.47x = 722,413,685,913.96
  5. Step 5: Solve for x
    x = 722,413,685,913.96/1,276,007.47
  6. Step 6: Final answer
    x = 566,151.61

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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.