Home / 5,052,165.20-7,578,247.80-1,458,049.40

Finding the Fourth Proportional to 5,052,165.20, 7,578,247.80 and 1,458,049.40

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Solution

The fourth proportional to 5,052,165.20, 7,578,247.80 and 1,458,049.40 is: 2,187,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,052,165.20 : 7,578,247.80 = 1,458,049.40 : x
  2. Step 2: Convert to fraction form
    5,052,165.20/7,578,247.80 = 1,458,049.40/x
  3. Step 3: Cross multiply
    5,052,165.20x = 7,578,247.80 × 1,458,049.40
  4. Step 4: Simplify right side
    5,052,165.20x = 11,049,459,657,841.32
  5. Step 5: Solve for x
    x = 11,049,459,657,841.32/5,052,165.20
  6. Step 6: Final answer
    x = 2,187,074.10

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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.