Home / 1,560,219.30-2,340,328.95-762,012.90

Finding the Fourth Proportional to 1,560,219.30, 2,340,328.95 and 762,012.90

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Solution

The fourth proportional to 1,560,219.30, 2,340,328.95 and 762,012.90 is: 1,143,019.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,219.30 : 2,340,328.95 = 762,012.90 : x
  2. Step 2: Convert to fraction form
    1,560,219.30/2,340,328.95 = 762,012.90/x
  3. Step 3: Cross multiply
    1,560,219.30x = 2,340,328.95 × 762,012.90
  4. Step 4: Simplify right side
    1,560,219.30x = 1,783,360,850,143.46
  5. Step 5: Solve for x
    x = 1,783,360,850,143.46/1,560,219.30
  6. Step 6: Final answer
    x = 1,143,019.35

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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.