Home / 1,607,138.02-2,410,559.40-542,189.30

Finding the Fourth Proportional to 1,607,138.02, 2,410,559.40 and 542,189.30

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Solution

The fourth proportional to 1,607,138.02, 2,410,559.40 and 542,189.30 is: 813,234.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,138.02 : 2,410,559.40 = 542,189.30 : x
  2. Step 2: Convert to fraction form
    1,607,138.02/2,410,559.40 = 542,189.30/x
  3. Step 3: Cross multiply
    1,607,138.02x = 2,410,559.40 × 542,189.30
  4. Step 4: Simplify right side
    1,607,138.02x = 1,306,979,519,720.82
  5. Step 5: Solve for x
    x = 1,306,979,519,720.82/1,607,138.02
  6. Step 6: Final answer
    x = 813,234.15

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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.