Home / 1,507,540.20-2,257,373.70-972,162.60

Finding the Fourth Proportional to 1,507,540.20, 2,257,373.70 and 972,162.60

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Solution

The fourth proportional to 1,507,540.20, 2,257,373.70 and 972,162.60 is: 1,455,705.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,540.20 : 2,257,373.70 = 972,162.60 : x
  2. Step 2: Convert to fraction form
    1,507,540.20/2,257,373.70 = 972,162.60/x
  3. Step 3: Cross multiply
    1,507,540.20x = 2,257,373.70 × 972,162.60
  4. Step 4: Simplify right side
    1,507,540.20x = 2,194,534,285,363.62
  5. Step 5: Solve for x
    x = 2,194,534,285,363.62/1,507,540.20
  6. Step 6: Final answer
    x = 1,455,705.32

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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.