Home / 4,154,020.40-6,231,613.80-1,313,836.40

Finding the Fourth Proportional to 4,154,020.40, 6,231,613.80 and 1,313,836.40

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Solution

The fourth proportional to 4,154,020.40, 6,231,613.80 and 1,313,836.40 is: 1,970,939.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154,020.40 : 6,231,613.80 = 1,313,836.40 : x
  2. Step 2: Convert to fraction form
    4,154,020.40/6,231,613.80 = 1,313,836.40/x
  3. Step 3: Cross multiply
    4,154,020.40x = 6,231,613.80 × 1,313,836.40
  4. Step 4: Simplify right side
    4,154,020.40x = 8,187,321,041,182.32
  5. Step 5: Solve for x
    x = 8,187,321,041,182.32/4,154,020.40
  6. Step 6: Final answer
    x = 1,970,939.05

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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.