Home / 1,101,873.60-1,652,810.40-744,955.20

Finding the Fourth Proportional to 1,101,873.60, 1,652,810.40 and 744,955.20

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Solution

The fourth proportional to 1,101,873.60, 1,652,810.40 and 744,955.20 is: 1,117,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,873.60 : 1,652,810.40 = 744,955.20 : x
  2. Step 2: Convert to fraction form
    1,101,873.60/1,652,810.40 = 744,955.20/x
  3. Step 3: Cross multiply
    1,101,873.60x = 1,652,810.40 × 744,955.20
  4. Step 4: Simplify right side
    1,101,873.60x = 1,231,269,702,094.08
  5. Step 5: Solve for x
    x = 1,231,269,702,094.08/1,101,873.60
  6. Step 6: Final answer
    x = 1,117,432.80

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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.