Home / 2,791,468.37-3,853,689.72-1,878,497.93

Finding the Fourth Proportional to 2,791,468.37, 3,853,689.72 and 1,878,497.93

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Solution

The fourth proportional to 2,791,468.37, 3,853,689.72 and 1,878,497.93 is: 2,593,311.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791,468.37 : 3,853,689.72 = 1,878,497.93 : x
  2. Step 2: Convert to fraction form
    2,791,468.37/3,853,689.72 = 1,878,497.93/x
  3. Step 3: Cross multiply
    2,791,468.37x = 3,853,689.72 × 1,878,497.93
  4. Step 4: Simplify right side
    2,791,468.37x = 7,239,148,164,472.14
  5. Step 5: Solve for x
    x = 7,239,148,164,472.14/2,791,468.37
  6. Step 6: Final answer
    x = 2,593,311.91

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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.