Home / 1,667,315.34-2,301,418.35-1,063,702.86

Finding the Fourth Proportional to 1,667,315.34, 2,301,418.35 and 1,063,702.86

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Solution

The fourth proportional to 1,667,315.34, 2,301,418.35 and 1,063,702.86 is: 1,468,243.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,315.34 : 2,301,418.35 = 1,063,702.86 : x
  2. Step 2: Convert to fraction form
    1,667,315.34/2,301,418.35 = 1,063,702.86/x
  3. Step 3: Cross multiply
    1,667,315.34x = 2,301,418.35 × 1,063,702.86
  4. Step 4: Simplify right side
    1,667,315.34x = 2,448,025,280,951.48
  5. Step 5: Solve for x
    x = 2,448,025,280,951.48/1,667,315.34
  6. Step 6: Final answer
    x = 1,468,243.72

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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.