Home / 1,560,205.90-2,340,308.85-970,381.90

Finding the Fourth Proportional to 1,560,205.90, 2,340,308.85 and 970,381.90

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Solution

The fourth proportional to 1,560,205.90, 2,340,308.85 and 970,381.90 is: 1,455,572.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,205.90 : 2,340,308.85 = 970,381.90 : x
  2. Step 2: Convert to fraction form
    1,560,205.90/2,340,308.85 = 970,381.90/x
  3. Step 3: Cross multiply
    1,560,205.90x = 2,340,308.85 × 970,381.90
  4. Step 4: Simplify right side
    1,560,205.90x = 2,270,993,348,449.82
  5. Step 5: Solve for x
    x = 2,270,993,348,449.82/1,560,205.90
  6. Step 6: Final answer
    x = 1,455,572.85

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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.