Home / 2,999,990.76-4,500,453.54-977,765.46

Finding the Fourth Proportional to 2,999,990.76, 4,500,453.54 and 977,765.46

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Solution

The fourth proportional to 2,999,990.76, 4,500,453.54 and 977,765.46 is: 1,466,800.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,990.76 : 4,500,453.54 = 977,765.46 : x
  2. Step 2: Convert to fraction form
    2,999,990.76/4,500,453.54 = 977,765.46/x
  3. Step 3: Cross multiply
    2,999,990.76x = 4,500,453.54 × 977,765.46
  4. Step 4: Simplify right side
    2,999,990.76x = 4,400,388,025,746.73
  5. Step 5: Solve for x
    x = 4,400,388,025,746.73/2,999,990.76
  6. Step 6: Final answer
    x = 1,466,800.53

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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.