Home / 2,920,439.20-4,387,212.40-2,035,703.20

Finding the Fourth Proportional to 2,920,439.20, 4,387,212.40 and 2,035,703.20

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Solution

The fourth proportional to 2,920,439.20, 4,387,212.40 and 2,035,703.20 is: 3,058,123.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,439.20 : 4,387,212.40 = 2,035,703.20 : x
  2. Step 2: Convert to fraction form
    2,920,439.20/4,387,212.40 = 2,035,703.20/x
  3. Step 3: Cross multiply
    2,920,439.20x = 4,387,212.40 × 2,035,703.20
  4. Step 4: Simplify right side
    2,920,439.20x = 8,931,062,321,759.68
  5. Step 5: Solve for x
    x = 8,931,062,321,759.68/2,920,439.20
  6. Step 6: Final answer
    x = 3,058,123.01

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1.5x scale

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.