Home / 1,054,644.53-1,582,005.67-542,172.31

Finding the Fourth Proportional to 1,054,644.53, 1,582,005.67 and 542,172.31

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Solution

The fourth proportional to 1,054,644.53, 1,582,005.67 and 542,172.31 is: 813,278.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,644.53 : 1,582,005.67 = 542,172.31 : x
  2. Step 2: Convert to fraction form
    1,054,644.53/1,582,005.67 = 542,172.31/x
  3. Step 3: Cross multiply
    1,054,644.53x = 1,582,005.67 × 542,172.31
  4. Step 4: Simplify right side
    1,054,644.53x = 857,719,663,226.55
  5. Step 5: Solve for x
    x = 857,719,663,226.55/1,054,644.53
  6. Step 6: Final answer
    x = 813,278.45

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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.