Home / 2,378,325.39-3,567,478.02-861,652.72

Finding the Fourth Proportional to 2,378,325.39, 3,567,478.02 and 861,652.72

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Solution

The fourth proportional to 2,378,325.39, 3,567,478.02 and 861,652.72 is: 1,292,475.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,325.39 : 3,567,478.02 = 861,652.72 : x
  2. Step 2: Convert to fraction form
    2,378,325.39/3,567,478.02 = 861,652.72/x
  3. Step 3: Cross multiply
    2,378,325.39x = 3,567,478.02 × 861,652.72
  4. Step 4: Simplify right side
    2,378,325.39x = 3,073,927,139,473.21
  5. Step 5: Solve for x
    x = 3,073,927,139,473.21/2,378,325.39
  6. Step 6: Final answer
    x = 1,292,475.43

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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.