Home / 4,239,477.20-6,349,884.60-2,553,640.40

Finding the Fourth Proportional to 4,239,477.20, 6,349,884.60 and 2,553,640.40

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Solution

The fourth proportional to 4,239,477.20, 6,349,884.60 and 2,553,640.40 is: 3,824,839.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239,477.20 : 6,349,884.60 = 2,553,640.40 : x
  2. Step 2: Convert to fraction form
    4,239,477.20/6,349,884.60 = 2,553,640.40/x
  3. Step 3: Cross multiply
    4,239,477.20x = 6,349,884.60 × 2,553,640.40
  4. Step 4: Simplify right side
    4,239,477.20x = 16,215,321,849,897.84
  5. Step 5: Solve for x
    x = 16,215,321,849,897.84/4,239,477.20
  6. Step 6: Final answer
    x = 3,824,839.97

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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.