Home / 1,528,082.72-2,108,766.66-955,454.84

Finding the Fourth Proportional to 1,528,082.72, 2,108,766.66 and 955,454.84

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Solution

The fourth proportional to 1,528,082.72, 2,108,766.66 and 955,454.84 is: 1,318,535.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,082.72 : 2,108,766.66 = 955,454.84 : x
  2. Step 2: Convert to fraction form
    1,528,082.72/2,108,766.66 = 955,454.84/x
  3. Step 3: Cross multiply
    1,528,082.72x = 2,108,766.66 × 955,454.84
  4. Step 4: Simplify right side
    1,528,082.72x = 2,014,831,311,727.63
  5. Step 5: Solve for x
    x = 2,014,831,311,727.63/1,528,082.72
  6. Step 6: Final answer
    x = 1,318,535.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.