Home / 5,261,557.20-7,889,711.40-2,418,457.20

Finding the Fourth Proportional to 5,261,557.20, 7,889,711.40 and 2,418,457.20

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Solution

The fourth proportional to 5,261,557.20, 7,889,711.40 and 2,418,457.20 is: 3,626,479.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261,557.20 : 7,889,711.40 = 2,418,457.20 : x
  2. Step 2: Convert to fraction form
    5,261,557.20/7,889,711.40 = 2,418,457.20/x
  3. Step 3: Cross multiply
    5,261,557.20x = 7,889,711.40 × 2,418,457.20
  4. Step 4: Simplify right side
    5,261,557.20x = 19,080,929,341,252.08
  5. Step 5: Solve for x
    x = 19,080,929,341,252.08/5,261,557.20
  6. Step 6: Final answer
    x = 3,626,479.50

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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.