Home / 5,774,489.40-8,662,511.70-1,989,132.60

Finding the Fourth Proportional to 5,774,489.40, 8,662,511.70 and 1,989,132.60

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Solution

The fourth proportional to 5,774,489.40, 8,662,511.70 and 1,989,132.60 is: 2,983,966.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,774,489.40 : 8,662,511.70 = 1,989,132.60 : x
  2. Step 2: Convert to fraction form
    5,774,489.40/8,662,511.70 = 1,989,132.60/x
  3. Step 3: Cross multiply
    5,774,489.40x = 8,662,511.70 × 1,989,132.60
  4. Step 4: Simplify right side
    5,774,489.40x = 17,230,884,420,351.42
  5. Step 5: Solve for x
    x = 17,230,884,420,351.42/5,774,489.40
  6. Step 6: Final answer
    x = 2,983,966.76

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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.