Home / 1,023,631.72-1,412,611.92-570,922.72

Finding the Fourth Proportional to 1,023,631.72, 1,412,611.92 and 570,922.72

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Solution

The fourth proportional to 1,023,631.72, 1,412,611.92 and 570,922.72 is: 787,873.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,631.72 : 1,412,611.92 = 570,922.72 : x
  2. Step 2: Convert to fraction form
    1,023,631.72/1,412,611.92 = 570,922.72/x
  3. Step 3: Cross multiply
    1,023,631.72x = 1,412,611.92 × 570,922.72
  4. Step 4: Simplify right side
    1,023,631.72x = 806,492,239,670.82
  5. Step 5: Solve for x
    x = 806,492,239,670.82/1,023,631.72
  6. Step 6: Final answer
    x = 787,873.44

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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.