Home / 3,532,421.20-5,298,631.80-873,029.20

Finding the Fourth Proportional to 3,532,421.20, 5,298,631.80 and 873,029.20

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Solution

The fourth proportional to 3,532,421.20, 5,298,631.80 and 873,029.20 is: 1,309,543.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532,421.20 : 5,298,631.80 = 873,029.20 : x
  2. Step 2: Convert to fraction form
    3,532,421.20/5,298,631.80 = 873,029.20/x
  3. Step 3: Cross multiply
    3,532,421.20x = 5,298,631.80 × 873,029.20
  4. Step 4: Simplify right side
    3,532,421.20x = 4,625,860,281,448.56
  5. Step 5: Solve for x
    x = 4,625,860,281,448.56/3,532,421.20
  6. Step 6: Final answer
    x = 1,309,543.80

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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.