Home / 1,547,580.65-2,132,148.15-1,197,517.37

Finding the Fourth Proportional to 1,547,580.65, 2,132,148.15 and 1,197,517.37

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Solution

The fourth proportional to 1,547,580.65, 2,132,148.15 and 1,197,517.37 is: 1,649,855.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,580.65 : 2,132,148.15 = 1,197,517.37 : x
  2. Step 2: Convert to fraction form
    1,547,580.65/2,132,148.15 = 1,197,517.37/x
  3. Step 3: Cross multiply
    1,547,580.65x = 2,132,148.15 × 1,197,517.37
  4. Step 4: Simplify right side
    1,547,580.65x = 2,553,284,434,377.62
  5. Step 5: Solve for x
    x = 2,553,284,434,377.62/1,547,580.65
  6. Step 6: Final answer
    x = 1,649,855.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.