Home / 2,421,761.80-3,632,642.70-738,862.60

Finding the Fourth Proportional to 2,421,761.80, 3,632,642.70 and 738,862.60

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Solution

The fourth proportional to 2,421,761.80, 3,632,642.70 and 738,862.60 is: 1,108,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,761.80 : 3,632,642.70 = 738,862.60 : x
  2. Step 2: Convert to fraction form
    2,421,761.80/3,632,642.70 = 738,862.60/x
  3. Step 3: Cross multiply
    2,421,761.80x = 3,632,642.70 × 738,862.60
  4. Step 4: Simplify right side
    2,421,761.80x = 2,684,023,830,193.02
  5. Step 5: Solve for x
    x = 2,684,023,830,193.02/2,421,761.80
  6. Step 6: Final answer
    x = 1,108,293.90

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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.