Home / 1,639,538.49-2,262,507.33-904,522.08

Finding the Fourth Proportional to 1,639,538.49, 2,262,507.33 and 904,522.08

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Solution

The fourth proportional to 1,639,538.49, 2,262,507.33 and 904,522.08 is: 1,248,209.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,538.49 : 2,262,507.33 = 904,522.08 : x
  2. Step 2: Convert to fraction form
    1,639,538.49/2,262,507.33 = 904,522.08/x
  3. Step 3: Cross multiply
    1,639,538.49x = 2,262,507.33 × 904,522.08
  4. Step 4: Simplify right side
    1,639,538.49x = 2,046,487,836,146.85
  5. Step 5: Solve for x
    x = 2,046,487,836,146.85/1,639,538.49
  6. Step 6: Final answer
    x = 1,248,209.69

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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.