Home / 1,612,943.40-2,225,844.36-887,775.60

Finding the Fourth Proportional to 1,612,943.40, 2,225,844.36 and 887,775.60

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Solution

The fourth proportional to 1,612,943.40, 2,225,844.36 and 887,775.60 is: 1,225,120.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,943.40 : 2,225,844.36 = 887,775.60 : x
  2. Step 2: Convert to fraction form
    1,612,943.40/2,225,844.36 = 887,775.60/x
  3. Step 3: Cross multiply
    1,612,943.40x = 2,225,844.36 × 887,775.60
  4. Step 4: Simplify right side
    1,612,943.40x = 1,976,050,312,205.62
  5. Step 5: Solve for x
    x = 1,976,050,312,205.62/1,612,943.40
  6. Step 6: Final answer
    x = 1,225,120.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.