Home / 4,723,189.80-7,083,035.10-1,528,420.20

Finding the Fourth Proportional to 4,723,189.80, 7,083,035.10 and 1,528,420.20

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Solution

The fourth proportional to 4,723,189.80, 7,083,035.10 and 1,528,420.20 is: 2,292,064.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723,189.80 : 7,083,035.10 = 1,528,420.20 : x
  2. Step 2: Convert to fraction form
    4,723,189.80/7,083,035.10 = 1,528,420.20/x
  3. Step 3: Cross multiply
    4,723,189.80x = 7,083,035.10 × 1,528,420.20
  4. Step 4: Simplify right side
    4,723,189.80x = 10,825,853,924,149.02
  5. Step 5: Solve for x
    x = 10,825,853,924,149.02/4,723,189.80
  6. Step 6: Final answer
    x = 2,292,064.13

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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.