Home / 1,581,460.47-2,182,737.38-1,072,326.87

Finding the Fourth Proportional to 1,581,460.47, 2,182,737.38 and 1,072,326.87

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Solution

The fourth proportional to 1,581,460.47, 2,182,737.38 and 1,072,326.87 is: 1,480,029.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,460.47 : 2,182,737.38 = 1,072,326.87 : x
  2. Step 2: Convert to fraction form
    1,581,460.47/2,182,737.38 = 1,072,326.87/x
  3. Step 3: Cross multiply
    1,581,460.47x = 2,182,737.38 × 1,072,326.87
  4. Step 4: Simplify right side
    1,581,460.47x = 2,340,607,937,365.77
  5. Step 5: Solve for x
    x = 2,340,607,937,365.77/1,581,460.47
  6. Step 6: Final answer
    x = 1,480,029.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.