Home / 3,095,711.76-4,271,938.64-1,719,142.88

Finding the Fourth Proportional to 3,095,711.76, 4,271,938.64 and 1,719,142.88

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Solution

The fourth proportional to 3,095,711.76, 4,271,938.64 and 1,719,142.88 is: 2,372,337.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095,711.76 : 4,271,938.64 = 1,719,142.88 : x
  2. Step 2: Convert to fraction form
    3,095,711.76/4,271,938.64 = 1,719,142.88/x
  3. Step 3: Cross multiply
    3,095,711.76x = 4,271,938.64 × 1,719,142.88
  4. Step 4: Simplify right side
    3,095,711.76x = 7,344,072,896,752.88
  5. Step 5: Solve for x
    x = 7,344,072,896,752.88/3,095,711.76
  6. Step 6: Final answer
    x = 2,372,337.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.