Home / 1,352,025.08-1,865,791.68-740,172.90

Finding the Fourth Proportional to 1,352,025.08, 1,865,791.68 and 740,172.90

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Solution

The fourth proportional to 1,352,025.08, 1,865,791.68 and 740,172.90 is: 1,021,437.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,025.08 : 1,865,791.68 = 740,172.90 : x
  2. Step 2: Convert to fraction form
    1,352,025.08/1,865,791.68 = 740,172.90/x
  3. Step 3: Cross multiply
    1,352,025.08x = 1,865,791.68 × 740,172.90
  4. Step 4: Simplify right side
    1,352,025.08x = 1,381,008,438,581.47
  5. Step 5: Solve for x
    x = 1,381,008,438,581.47/1,352,025.08
  6. Step 6: Final answer
    x = 1,021,437.00

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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.