Home / 2,235,581.10-3,354,246.45-815,780.70

Finding the Fourth Proportional to 2,235,581.10, 3,354,246.45 and 815,780.70

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Solution

The fourth proportional to 2,235,581.10, 3,354,246.45 and 815,780.70 is: 1,223,990.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,581.10 : 3,354,246.45 = 815,780.70 : x
  2. Step 2: Convert to fraction form
    2,235,581.10/3,354,246.45 = 815,780.70/x
  3. Step 3: Cross multiply
    2,235,581.10x = 3,354,246.45 × 815,780.70
  4. Step 4: Simplify right side
    2,235,581.10x = 2,736,329,516,953.52
  5. Step 5: Solve for x
    x = 2,736,329,516,953.52/2,235,581.10
  6. Step 6: Final answer
    x = 1,223,990.27

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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.