Home / 1,667,133.12-2,300,646.05-903,186.69

Finding the Fourth Proportional to 1,667,133.12, 2,300,646.05 and 903,186.69

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Solution

The fourth proportional to 1,667,133.12, 2,300,646.05 and 903,186.69 is: 1,246,398.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,133.12 : 2,300,646.05 = 903,186.69 : x
  2. Step 2: Convert to fraction form
    1,667,133.12/2,300,646.05 = 903,186.69/x
  3. Step 3: Cross multiply
    1,667,133.12x = 2,300,646.05 × 903,186.69
  4. Step 4: Simplify right side
    1,667,133.12x = 2,077,912,890,761.07
  5. Step 5: Solve for x
    x = 2,077,912,890,761.07/1,667,133.12
  6. Step 6: Final answer
    x = 1,246,398.90

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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.