Home / 3,651,250.40-5,476,875.60-991,858.40

Finding the Fourth Proportional to 3,651,250.40, 5,476,875.60 and 991,858.40

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Solution

The fourth proportional to 3,651,250.40, 5,476,875.60 and 991,858.40 is: 1,487,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651,250.40 : 5,476,875.60 = 991,858.40 : x
  2. Step 2: Convert to fraction form
    3,651,250.40/5,476,875.60 = 991,858.40/x
  3. Step 3: Cross multiply
    3,651,250.40x = 5,476,875.60 × 991,858.40
  4. Step 4: Simplify right side
    3,651,250.40x = 5,432,285,069,615.04
  5. Step 5: Solve for x
    x = 5,432,285,069,615.04/3,651,250.40
  6. Step 6: Final answer
    x = 1,487,787.60

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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.