Home / 2,588,332.56-3,571,902.36-1,442,387.76

Finding the Fourth Proportional to 2,588,332.56, 3,571,902.36 and 1,442,387.76

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Solution

The fourth proportional to 2,588,332.56, 3,571,902.36 and 1,442,387.76 is: 1,990,497.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,332.56 : 3,571,902.36 = 1,442,387.76 : x
  2. Step 2: Convert to fraction form
    2,588,332.56/3,571,902.36 = 1,442,387.76/x
  3. Step 3: Cross multiply
    2,588,332.56x = 3,571,902.36 × 1,442,387.76
  4. Step 4: Simplify right side
    2,588,332.56x = 5,152,068,243,979.11
  5. Step 5: Solve for x
    x = 5,152,068,243,979.11/2,588,332.56
  6. Step 6: Final answer
    x = 1,990,497.02

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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.