Home / 2,186,810.28-3,280,237.02-766,900.44

Finding the Fourth Proportional to 2,186,810.28, 3,280,237.02 and 766,900.44

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Solution

The fourth proportional to 2,186,810.28, 3,280,237.02 and 766,900.44 is: 1,150,358.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,810.28 : 3,280,237.02 = 766,900.44 : x
  2. Step 2: Convert to fraction form
    2,186,810.28/3,280,237.02 = 766,900.44/x
  3. Step 3: Cross multiply
    2,186,810.28x = 3,280,237.02 × 766,900.44
  4. Step 4: Simplify right side
    2,186,810.28x = 2,515,615,213,942.29
  5. Step 5: Solve for x
    x = 2,515,615,213,942.29/2,186,810.28
  6. Step 6: Final answer
    x = 1,150,358.23

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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.