Home / 2,174,962.20-3,001,774.86-1,565,133.72

Finding the Fourth Proportional to 2,174,962.20, 3,001,774.86 and 1,565,133.72

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Solution

The fourth proportional to 2,174,962.20, 3,001,774.86 and 1,565,133.72 is: 2,160,119.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,962.20 : 3,001,774.86 = 1,565,133.72 : x
  2. Step 2: Convert to fraction form
    2,174,962.20/3,001,774.86 = 1,565,133.72/x
  3. Step 3: Cross multiply
    2,174,962.20x = 3,001,774.86 × 1,565,133.72
  4. Step 4: Simplify right side
    2,174,962.20x = 4,698,179,053,234.28
  5. Step 5: Solve for x
    x = 4,698,179,053,234.28/2,174,962.20
  6. Step 6: Final answer
    x = 2,160,119.86

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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.