Home / 1,015,906.20-1,523,810.70-341,921.40

Finding the Fourth Proportional to 1,015,906.20, 1,523,810.70 and 341,921.40

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Solution

The fourth proportional to 1,015,906.20, 1,523,810.70 and 341,921.40 is: 512,865.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,906.20 : 1,523,810.70 = 341,921.40 : x
  2. Step 2: Convert to fraction form
    1,015,906.20/1,523,810.70 = 341,921.40/x
  3. Step 3: Cross multiply
    1,015,906.20x = 1,523,810.70 × 341,921.40
  4. Step 4: Simplify right side
    1,015,906.20x = 521,023,487,878.98
  5. Step 5: Solve for x
    x = 521,023,487,878.98/1,015,906.20
  6. Step 6: Final answer
    x = 512,865.74

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1.5x scale

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.