Home / 3,331,123.76-4,995,938.28-1,532,279.72

Finding the Fourth Proportional to 3,331,123.76, 4,995,938.28 and 1,532,279.72

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Solution

The fourth proportional to 3,331,123.76, 4,995,938.28 and 1,532,279.72 is: 2,298,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331,123.76 : 4,995,938.28 = 1,532,279.72 : x
  2. Step 2: Convert to fraction form
    3,331,123.76/4,995,938.28 = 1,532,279.72/x
  3. Step 3: Cross multiply
    3,331,123.76x = 4,995,938.28 × 1,532,279.72
  4. Step 4: Simplify right side
    3,331,123.76x = 7,655,174,908,815.68
  5. Step 5: Solve for x
    x = 7,655,174,908,815.68/3,331,123.76
  6. Step 6: Final answer
    x = 2,298,075.80

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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.