Home / 1,639,441.84-2,262,431.85-904,379.52

Finding the Fourth Proportional to 1,639,441.84, 2,262,431.85 and 904,379.52

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Solution

The fourth proportional to 1,639,441.84, 2,262,431.85 and 904,379.52 is: 1,248,044.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,441.84 : 2,262,431.85 = 904,379.52 : x
  2. Step 2: Convert to fraction form
    1,639,441.84/2,262,431.85 = 904,379.52/x
  3. Step 3: Cross multiply
    1,639,441.84x = 2,262,431.85 × 904,379.52
  4. Step 4: Simplify right side
    1,639,441.84x = 2,046,097,024,171.95
  5. Step 5: Solve for x
    x = 2,046,097,024,171.95/1,639,441.84
  6. Step 6: Final answer
    x = 1,248,044.90

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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.