Home / 1,952,000.10-2,928,000.15-1,282,313.70

Finding the Fourth Proportional to 1,952,000.10, 2,928,000.15 and 1,282,313.70

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Solution

The fourth proportional to 1,952,000.10, 2,928,000.15 and 1,282,313.70 is: 1,923,470.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952,000.10 : 2,928,000.15 = 1,282,313.70 : x
  2. Step 2: Convert to fraction form
    1,952,000.10/2,928,000.15 = 1,282,313.70/x
  3. Step 3: Cross multiply
    1,952,000.10x = 2,928,000.15 × 1,282,313.70
  4. Step 4: Simplify right side
    1,952,000.10x = 3,754,614,705,947.06
  5. Step 5: Solve for x
    x = 3,754,614,705,947.06/1,952,000.10
  6. Step 6: Final answer
    x = 1,923,470.55

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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.