Home / 2,127,384.70-3,191,514.45-708,459.10

Finding the Fourth Proportional to 2,127,384.70, 3,191,514.45 and 708,459.10

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Solution

The fourth proportional to 2,127,384.70, 3,191,514.45 and 708,459.10 is: 1,062,834.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,384.70 : 3,191,514.45 = 708,459.10 : x
  2. Step 2: Convert to fraction form
    2,127,384.70/3,191,514.45 = 708,459.10/x
  3. Step 3: Cross multiply
    2,127,384.70x = 3,191,514.45 × 708,459.10
  4. Step 4: Simplify right side
    2,127,384.70x = 2,261,057,454,884.00
  5. Step 5: Solve for x
    x = 2,261,057,454,884.00/2,127,384.70
  6. Step 6: Final answer
    x = 1,062,834.31

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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.