Home / 1,300,449.60-1,950,577.20-542,095.20

Finding the Fourth Proportional to 1,300,449.60, 1,950,577.20 and 542,095.20

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Solution

The fourth proportional to 1,300,449.60, 1,950,577.20 and 542,095.20 is: 813,102.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,449.60 : 1,950,577.20 = 542,095.20 : x
  2. Step 2: Convert to fraction form
    1,300,449.60/1,950,577.20 = 542,095.20/x
  3. Step 3: Cross multiply
    1,300,449.60x = 1,950,577.20 × 542,095.20
  4. Step 4: Simplify right side
    1,300,449.60x = 1,057,398,537,349.44
  5. Step 5: Solve for x
    x = 1,057,398,537,349.44/1,300,449.60
  6. Step 6: Final answer
    x = 813,102.28

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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.