Home / 1,117,354.16-1,542,114.76-658,322

Finding the Fourth Proportional to 1,117,354.16, 1,542,114.76 and 658,322

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Solution

The fourth proportional to 1,117,354.16, 1,542,114.76 and 658,322 is: 908,582.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,354.16 : 1,542,114.76 = 658,322 : x
  2. Step 2: Convert to fraction form
    1,117,354.16/1,542,114.76 = 658,322/x
  3. Step 3: Cross multiply
    1,117,354.16x = 1,542,114.76 × 658,322
  4. Step 4: Simplify right side
    1,117,354.16x = 1,015,208,073,032.72
  5. Step 5: Solve for x
    x = 1,015,208,073,032.72/1,117,354.16
  6. Step 6: Final answer
    x = 908,582.18

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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.