Home / 2,180,756.28-3,270,099.54-760,639.80

Finding the Fourth Proportional to 2,180,756.28, 3,270,099.54 and 760,639.80

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Solution

The fourth proportional to 2,180,756.28, 3,270,099.54 and 760,639.80 is: 1,140,598.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,756.28 : 3,270,099.54 = 760,639.80 : x
  2. Step 2: Convert to fraction form
    2,180,756.28/3,270,099.54 = 760,639.80/x
  3. Step 3: Cross multiply
    2,180,756.28x = 3,270,099.54 × 760,639.80
  4. Step 4: Simplify right side
    2,180,756.28x = 2,487,367,860,085.69
  5. Step 5: Solve for x
    x = 2,487,367,860,085.69/2,180,756.28
  6. Step 6: Final answer
    x = 1,140,598.74

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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.