Home / 2,913,476.40-4,369,981.20-994,223.52

Finding the Fourth Proportional to 2,913,476.40, 4,369,981.20 and 994,223.52

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Solution

The fourth proportional to 2,913,476.40, 4,369,981.20 and 994,223.52 is: 1,491,255.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,476.40 : 4,369,981.20 = 994,223.52 : x
  2. Step 2: Convert to fraction form
    2,913,476.40/4,369,981.20 = 994,223.52/x
  3. Step 3: Cross multiply
    2,913,476.40x = 4,369,981.20 × 994,223.52
  4. Step 4: Simplify right side
    2,913,476.40x = 4,344,738,090,997.82
  5. Step 5: Solve for x
    x = 4,344,738,090,997.82/2,913,476.40
  6. Step 6: Final answer
    x = 1,491,255.63

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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.