Home / 4,885,426.40-7,328,139.60-3,090,336.80

Finding the Fourth Proportional to 4,885,426.40, 7,328,139.60 and 3,090,336.80

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Solution

The fourth proportional to 4,885,426.40, 7,328,139.60 and 3,090,336.80 is: 4,635,505.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885,426.40 : 7,328,139.60 = 3,090,336.80 : x
  2. Step 2: Convert to fraction form
    4,885,426.40/7,328,139.60 = 3,090,336.80/x
  3. Step 3: Cross multiply
    4,885,426.40x = 7,328,139.60 × 3,090,336.80
  4. Step 4: Simplify right side
    4,885,426.40x = 22,646,419,481,417.28
  5. Step 5: Solve for x
    x = 22,646,419,481,417.28/4,885,426.40
  6. Step 6: Final answer
    x = 4,635,505.20

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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.