Home / 2,952,305.20-4,428,457.80-2,238,468.40

Finding the Fourth Proportional to 2,952,305.20, 4,428,457.80 and 2,238,468.40

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Solution

The fourth proportional to 2,952,305.20, 4,428,457.80 and 2,238,468.40 is: 3,357,702.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,305.20 : 4,428,457.80 = 2,238,468.40 : x
  2. Step 2: Convert to fraction form
    2,952,305.20/4,428,457.80 = 2,238,468.40/x
  3. Step 3: Cross multiply
    2,952,305.20x = 4,428,457.80 × 2,238,468.40
  4. Step 4: Simplify right side
    2,952,305.20x = 9,912,962,846,033.52
  5. Step 5: Solve for x
    x = 9,912,962,846,033.52/2,952,305.20
  6. Step 6: Final answer
    x = 3,357,702.60

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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.