Home / 3,557,127.16-5,332,421.28-1,282,094.78

Finding the Fourth Proportional to 3,557,127.16, 5,332,421.28 and 1,282,094.78

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Solution

The fourth proportional to 3,557,127.16, 5,332,421.28 and 1,282,094.78 is: 1,921,963.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,127.16 : 5,332,421.28 = 1,282,094.78 : x
  2. Step 2: Convert to fraction form
    3,557,127.16/5,332,421.28 = 1,282,094.78/x
  3. Step 3: Cross multiply
    3,557,127.16x = 5,332,421.28 × 1,282,094.78
  4. Step 4: Simplify right side
    3,557,127.16x = 6,836,669,487,848.92
  5. Step 5: Solve for x
    x = 6,836,669,487,848.92/3,557,127.16
  6. Step 6: Final answer
    x = 1,921,963.76

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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.