Home / 4,918,731.30-7,368,215.78-2,449,307.50

Finding the Fourth Proportional to 4,918,731.30, 7,368,215.78 and 2,449,307.50

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Solution

The fourth proportional to 4,918,731.30, 7,368,215.78 and 2,449,307.50 is: 3,669,040.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918,731.30 : 7,368,215.78 = 2,449,307.50 : x
  2. Step 2: Convert to fraction form
    4,918,731.30/7,368,215.78 = 2,449,307.50/x
  3. Step 3: Cross multiply
    4,918,731.30x = 7,368,215.78 × 2,449,307.50
  4. Step 4: Simplify right side
    4,918,731.30x = 18,047,026,159,275.08
  5. Step 5: Solve for x
    x = 18,047,026,159,275.08/4,918,731.30
  6. Step 6: Final answer
    x = 3,669,040.87

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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.