Home / 1,114,731.45-1,672,097.18-316,019.95

Finding the Fourth Proportional to 1,114,731.45, 1,672,097.18 and 316,019.95

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Solution

The fourth proportional to 1,114,731.45, 1,672,097.18 and 316,019.95 is: 474,029.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,731.45 : 1,672,097.18 = 316,019.95 : x
  2. Step 2: Convert to fraction form
    1,114,731.45/1,672,097.18 = 316,019.95/x
  3. Step 3: Cross multiply
    1,114,731.45x = 1,672,097.18 × 316,019.95
  4. Step 4: Simplify right side
    1,114,731.45x = 528,416,061,458.40
  5. Step 5: Solve for x
    x = 528,416,061,458.40/1,114,731.45
  6. Step 6: Final answer
    x = 474,029.92

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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.