Home / 893,816.20-1,340,724.30-887,595.40

Finding the Fourth Proportional to 893,816.20, 1,340,724.30 and 887,595.40

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Solution

The fourth proportional to 893,816.20, 1,340,724.30 and 887,595.40 is: 1,331,393.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,816.20 : 1,340,724.30 = 887,595.40 : x
  2. Step 2: Convert to fraction form
    893,816.20/1,340,724.30 = 887,595.40/x
  3. Step 3: Cross multiply
    893,816.20x = 1,340,724.30 × 887,595.40
  4. Step 4: Simplify right side
    893,816.20x = 1,190,020,721,348.22
  5. Step 5: Solve for x
    x = 1,190,020,721,348.22/893,816.20
  6. Step 6: Final answer
    x = 1,331,393.10

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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.