Home / 2,174,139.28-3,000,589.05-1,314,705.70

Finding the Fourth Proportional to 2,174,139.28, 3,000,589.05 and 1,314,705.70

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Solution

The fourth proportional to 2,174,139.28, 3,000,589.05 and 1,314,705.70 is: 1,814,461.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,139.28 : 3,000,589.05 = 1,314,705.70 : x
  2. Step 2: Convert to fraction form
    2,174,139.28/3,000,589.05 = 1,314,705.70/x
  3. Step 3: Cross multiply
    2,174,139.28x = 3,000,589.05 × 1,314,705.70
  4. Step 4: Simplify right side
    2,174,139.28x = 3,944,891,527,392.58
  5. Step 5: Solve for x
    x = 3,944,891,527,392.58/2,174,139.28
  6. Step 6: Final answer
    x = 1,814,461.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.