Home / 1,601,158.16-2,209,952.94-1,105,138.49

Finding the Fourth Proportional to 1,601,158.16, 2,209,952.94 and 1,105,138.49

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Solution

The fourth proportional to 1,601,158.16, 2,209,952.94 and 1,105,138.49 is: 1,525,335.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,158.16 : 2,209,952.94 = 1,105,138.49 : x
  2. Step 2: Convert to fraction form
    1,601,158.16/2,209,952.94 = 1,105,138.49/x
  3. Step 3: Cross multiply
    1,601,158.16x = 2,209,952.94 × 1,105,138.49
  4. Step 4: Simplify right side
    1,601,158.16x = 2,442,304,044,032.90
  5. Step 5: Solve for x
    x = 2,442,304,044,032.90/1,601,158.16
  6. Step 6: Final answer
    x = 1,525,335.92

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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.