Home / 3,532,842-5,299,350.48-1,288,980

Finding the Fourth Proportional to 3,532,842, 5,299,350.48 and 1,288,980

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Solution

The fourth proportional to 3,532,842, 5,299,350.48 and 1,288,980 is: 1,933,501.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532,842 : 5,299,350.48 = 1,288,980 : x
  2. Step 2: Convert to fraction form
    3,532,842/5,299,350.48 = 1,288,980/x
  3. Step 3: Cross multiply
    3,532,842x = 5,299,350.48 × 1,288,980
  4. Step 4: Simplify right side
    3,532,842x = 6,830,756,781,710.40
  5. Step 5: Solve for x
    x = 6,830,756,781,710.40/3,532,842
  6. Step 6: Final answer
    x = 1,933,501.92

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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.