Home / 3,575,126.79-5,360,999.72-1,299,064.86

Finding the Fourth Proportional to 3,575,126.79, 5,360,999.72 and 1,299,064.86

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Solution

The fourth proportional to 3,575,126.79, 5,360,999.72 and 1,299,064.86 is: 1,947,983.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575,126.79 : 5,360,999.72 = 1,299,064.86 : x
  2. Step 2: Convert to fraction form
    3,575,126.79/5,360,999.72 = 1,299,064.86/x
  3. Step 3: Cross multiply
    3,575,126.79x = 5,360,999.72 × 1,299,064.86
  4. Step 4: Simplify right side
    3,575,126.79x = 6,964,286,344,226.52
  5. Step 5: Solve for x
    x = 6,964,286,344,226.52/3,575,126.79
  6. Step 6: Final answer
    x = 1,947,983.04

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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.