Home / 1,337,975.30-2,006,979.35-391,365.15

Finding the Fourth Proportional to 1,337,975.30, 2,006,979.35 and 391,365.15

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Solution

The fourth proportional to 1,337,975.30, 2,006,979.35 and 391,365.15 is: 587,052.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,975.30 : 2,006,979.35 = 391,365.15 : x
  2. Step 2: Convert to fraction form
    1,337,975.30/2,006,979.35 = 391,365.15/x
  3. Step 3: Cross multiply
    1,337,975.30x = 2,006,979.35 × 391,365.15
  4. Step 4: Simplify right side
    1,337,975.30x = 785,461,774,359.65
  5. Step 5: Solve for x
    x = 785,461,774,359.65/1,337,975.30
  6. Step 6: Final answer
    x = 587,052.52

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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.