Home / 2,127,157.20-3,191,027.40-707,065.20

Finding the Fourth Proportional to 2,127,157.20, 3,191,027.40 and 707,065.20

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Solution

The fourth proportional to 2,127,157.20, 3,191,027.40 and 707,065.20 is: 1,060,694.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,157.20 : 3,191,027.40 = 707,065.20 : x
  2. Step 2: Convert to fraction form
    2,127,157.20/3,191,027.40 = 707,065.20/x
  3. Step 3: Cross multiply
    2,127,157.20x = 3,191,027.40 × 707,065.20
  4. Step 4: Simplify right side
    2,127,157.20x = 2,256,264,426,786.48
  5. Step 5: Solve for x
    x = 2,256,264,426,786.48/2,127,157.20
  6. Step 6: Final answer
    x = 1,060,694.73

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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.