Home / 1,075,079.60-1,613,617.20-542,974.28

Finding the Fourth Proportional to 1,075,079.60, 1,613,617.20 and 542,974.28

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Solution

The fourth proportional to 1,075,079.60, 1,613,617.20 and 542,974.28 is: 814,965.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,079.60 : 1,613,617.20 = 542,974.28 : x
  2. Step 2: Convert to fraction form
    1,075,079.60/1,613,617.20 = 542,974.28/x
  3. Step 3: Cross multiply
    1,075,079.60x = 1,613,617.20 × 542,974.28
  4. Step 4: Simplify right side
    1,075,079.60x = 876,152,637,365.62
  5. Step 5: Solve for x
    x = 876,152,637,365.62/1,075,079.60
  6. Step 6: Final answer
    x = 814,965.36

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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.