Home / 1,435,502.20-2,152,030.20-636,348.10

Finding the Fourth Proportional to 1,435,502.20, 2,152,030.20 and 636,348.10

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Solution

The fourth proportional to 1,435,502.20, 2,152,030.20 and 636,348.10 is: 953,979.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,502.20 : 2,152,030.20 = 636,348.10 : x
  2. Step 2: Convert to fraction form
    1,435,502.20/2,152,030.20 = 636,348.10/x
  3. Step 3: Cross multiply
    1,435,502.20x = 2,152,030.20 × 636,348.10
  4. Step 4: Simplify right side
    1,435,502.20x = 1,369,440,328,912.62
  5. Step 5: Solve for x
    x = 1,369,440,328,912.62/1,435,502.20
  6. Step 6: Final answer
    x = 953,979.96

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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.