Home / 3,685,580.16-5,528,650.11-1,255,978.30

Finding the Fourth Proportional to 3,685,580.16, 5,528,650.11 and 1,255,978.30

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Solution

The fourth proportional to 3,685,580.16, 5,528,650.11 and 1,255,978.30 is: 1,884,062.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685,580.16 : 5,528,650.11 = 1,255,978.30 : x
  2. Step 2: Convert to fraction form
    3,685,580.16/5,528,650.11 = 1,255,978.30/x
  3. Step 3: Cross multiply
    3,685,580.16x = 5,528,650.11 × 1,255,978.30
  4. Step 4: Simplify right side
    3,685,580.16x = 6,943,864,566,452.61
  5. Step 5: Solve for x
    x = 6,943,864,566,452.61/3,685,580.16
  6. Step 6: Final answer
    x = 1,884,062.82

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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.