Home / 4,077,987.70-6,113,159.77-1,380,425.26

Finding the Fourth Proportional to 4,077,987.70, 6,113,159.77 and 1,380,425.26

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Solution

The fourth proportional to 4,077,987.70, 6,113,159.77 and 1,380,425.26 is: 2,069,344.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077,987.70 : 6,113,159.77 = 1,380,425.26 : x
  2. Step 2: Convert to fraction form
    4,077,987.70/6,113,159.77 = 1,380,425.26/x
  3. Step 3: Cross multiply
    4,077,987.70x = 6,113,159.77 × 1,380,425.26
  4. Step 4: Simplify right side
    4,077,987.70x = 8,438,760,173,551.25
  5. Step 5: Solve for x
    x = 8,438,760,173,551.25/4,077,987.70
  6. Step 6: Final answer
    x = 2,069,344.19

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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.