Home / 3,110,732.76-4,665,655.20-980,539.68

Finding the Fourth Proportional to 3,110,732.76, 4,665,655.20 and 980,539.68

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Solution

The fourth proportional to 3,110,732.76, 4,665,655.20 and 980,539.68 is: 1,470,669.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,732.76 : 4,665,655.20 = 980,539.68 : x
  2. Step 2: Convert to fraction form
    3,110,732.76/4,665,655.20 = 980,539.68/x
  3. Step 3: Cross multiply
    3,110,732.76x = 4,665,655.20 × 980,539.68
  4. Step 4: Simplify right side
    3,110,732.76x = 4,574,860,056,798.34
  5. Step 5: Solve for x
    x = 4,574,860,056,798.34/3,110,732.76
  6. Step 6: Final answer
    x = 1,470,669.58

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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.