Home / 887,579.40-1,331,369.10-677,627.40

Finding the Fourth Proportional to 887,579.40, 1,331,369.10 and 677,627.40

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Solution

The fourth proportional to 887,579.40, 1,331,369.10 and 677,627.40 is: 1,016,441.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,579.40 : 1,331,369.10 = 677,627.40 : x
  2. Step 2: Convert to fraction form
    887,579.40/1,331,369.10 = 677,627.40/x
  3. Step 3: Cross multiply
    887,579.40x = 1,331,369.10 × 677,627.40
  4. Step 4: Simplify right side
    887,579.40x = 902,172,181,673.34
  5. Step 5: Solve for x
    x = 902,172,181,673.34/887,579.40
  6. Step 6: Final answer
    x = 1,016,441.10

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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.