Home / 5,240,190.75-7,861,139.30-1,547,588.18

Finding the Fourth Proportional to 5,240,190.75, 7,861,139.30 and 1,547,588.18

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Solution

The fourth proportional to 5,240,190.75, 7,861,139.30 and 1,547,588.18 is: 2,321,634.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240,190.75 : 7,861,139.30 = 1,547,588.18 : x
  2. Step 2: Convert to fraction form
    5,240,190.75/7,861,139.30 = 1,547,588.18/x
  3. Step 3: Cross multiply
    5,240,190.75x = 7,861,139.30 × 1,547,588.18
  4. Step 4: Simplify right side
    5,240,190.75x = 12,165,806,285,535.29
  5. Step 5: Solve for x
    x = 12,165,806,285,535.29/5,240,190.75
  6. Step 6: Final answer
    x = 2,321,634.24

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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.