Home / 977,911.60-1,466,867.40-741,715.60

Finding the Fourth Proportional to 977,911.60, 1,466,867.40 and 741,715.60

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Solution

The fourth proportional to 977,911.60, 1,466,867.40 and 741,715.60 is: 1,112,573.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,911.60 : 1,466,867.40 = 741,715.60 : x
  2. Step 2: Convert to fraction form
    977,911.60/1,466,867.40 = 741,715.60/x
  3. Step 3: Cross multiply
    977,911.60x = 1,466,867.40 × 741,715.60
  4. Step 4: Simplify right side
    977,911.60x = 1,087,998,433,711.44
  5. Step 5: Solve for x
    x = 1,087,998,433,711.44/977,911.60
  6. Step 6: Final answer
    x = 1,112,573.40

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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.