Home / 4,381,550.40-6,561,266.40-2,877,499.20

Finding the Fourth Proportional to 4,381,550.40, 6,561,266.40 and 2,877,499.20

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Solution

The fourth proportional to 4,381,550.40, 6,561,266.40 and 2,877,499.20 is: 4,308,985.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381,550.40 : 6,561,266.40 = 2,877,499.20 : x
  2. Step 2: Convert to fraction form
    4,381,550.40/6,561,266.40 = 2,877,499.20/x
  3. Step 3: Cross multiply
    4,381,550.40x = 6,561,266.40 × 2,877,499.20
  4. Step 4: Simplify right side
    4,381,550.40x = 18,880,038,816,986.88
  5. Step 5: Solve for x
    x = 18,880,038,816,986.88/4,381,550.40
  6. Step 6: Final answer
    x = 4,308,985.88

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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.