Home / 2,661,010.20-3,991,515.30-1,064,718.90

Finding the Fourth Proportional to 2,661,010.20, 3,991,515.30 and 1,064,718.90

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Solution

The fourth proportional to 2,661,010.20, 3,991,515.30 and 1,064,718.90 is: 1,597,078.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,010.20 : 3,991,515.30 = 1,064,718.90 : x
  2. Step 2: Convert to fraction form
    2,661,010.20/3,991,515.30 = 1,064,718.90/x
  3. Step 3: Cross multiply
    2,661,010.20x = 3,991,515.30 × 1,064,718.90
  4. Step 4: Simplify right side
    2,661,010.20x = 4,249,841,779,549.17
  5. Step 5: Solve for x
    x = 4,249,841,779,549.17/2,661,010.20
  6. Step 6: Final answer
    x = 1,597,078.35

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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.