Home / 2,945,175.52-4,417,271.20-815,474.92

Finding the Fourth Proportional to 2,945,175.52, 4,417,271.20 and 815,474.92

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Solution

The fourth proportional to 2,945,175.52, 4,417,271.20 and 815,474.92 is: 1,223,076.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,175.52 : 4,417,271.20 = 815,474.92 : x
  2. Step 2: Convert to fraction form
    2,945,175.52/4,417,271.20 = 815,474.92/x
  3. Step 3: Cross multiply
    2,945,175.52x = 4,417,271.20 × 815,474.92
  4. Step 4: Simplify right side
    2,945,175.52x = 3,602,173,852,274.57
  5. Step 5: Solve for x
    x = 3,602,173,852,274.57/2,945,175.52
  6. Step 6: Final answer
    x = 1,223,076.12

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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.