Home / 1,528,832.20-2,294,997.90-898,101.40

Finding the Fourth Proportional to 1,528,832.20, 2,294,997.90 and 898,101.40

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Solution

The fourth proportional to 1,528,832.20, 2,294,997.90 and 898,101.40 is: 1,348,179.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,832.20 : 2,294,997.90 = 898,101.40 : x
  2. Step 2: Convert to fraction form
    1,528,832.20/2,294,997.90 = 898,101.40/x
  3. Step 3: Cross multiply
    1,528,832.20x = 2,294,997.90 × 898,101.40
  4. Step 4: Simplify right side
    1,528,832.20x = 2,061,140,826,987.06
  5. Step 5: Solve for x
    x = 2,061,140,826,987.06/1,528,832.20
  6. Step 6: Final answer
    x = 1,348,179.89

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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.