Home / 1,160,671.75-1,601,777.04-644,425.67

Finding the Fourth Proportional to 1,160,671.75, 1,601,777.04 and 644,425.67

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Solution

The fourth proportional to 1,160,671.75, 1,601,777.04 and 644,425.67 is: 889,335.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,671.75 : 1,601,777.04 = 644,425.67 : x
  2. Step 2: Convert to fraction form
    1,160,671.75/1,601,777.04 = 644,425.67/x
  3. Step 3: Cross multiply
    1,160,671.75x = 1,601,777.04 × 644,425.67
  4. Step 4: Simplify right side
    1,160,671.75x = 1,032,226,231,767.14
  5. Step 5: Solve for x
    x = 1,032,226,231,767.14/1,160,671.75
  6. Step 6: Final answer
    x = 889,335.19

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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.