Home / 1,026,915.20-1,536,225.60-888,214.40

Finding the Fourth Proportional to 1,026,915.20, 1,536,225.60 and 888,214.40

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Solution

The fourth proportional to 1,026,915.20, 1,536,225.60 and 888,214.40 is: 1,328,734.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,915.20 : 1,536,225.60 = 888,214.40 : x
  2. Step 2: Convert to fraction form
    1,026,915.20/1,536,225.60 = 888,214.40/x
  3. Step 3: Cross multiply
    1,026,915.20x = 1,536,225.60 × 888,214.40
  4. Step 4: Simplify right side
    1,026,915.20x = 1,364,497,699,568.64
  5. Step 5: Solve for x
    x = 1,364,497,699,568.64/1,026,915.20
  6. Step 6: Final answer
    x = 1,328,734.54

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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.