Home / 2,580,345.32-3,870,571.28-938,966.27

Finding the Fourth Proportional to 2,580,345.32, 3,870,571.28 and 938,966.27

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Solution

The fourth proportional to 2,580,345.32, 3,870,571.28 and 938,966.27 is: 1,408,468.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,345.32 : 3,870,571.28 = 938,966.27 : x
  2. Step 2: Convert to fraction form
    2,580,345.32/3,870,571.28 = 938,966.27/x
  3. Step 3: Cross multiply
    2,580,345.32x = 3,870,571.28 × 938,966.27
  4. Step 4: Simplify right side
    2,580,345.32x = 3,634,335,853,503.04
  5. Step 5: Solve for x
    x = 3,634,335,853,503.04/2,580,345.32
  6. Step 6: Final answer
    x = 1,408,468.79

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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.