Home / 1,666,398.05-2,500,319.06-587,681.43

Finding the Fourth Proportional to 1,666,398.05, 2,500,319.06 and 587,681.43

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Solution

The fourth proportional to 1,666,398.05, 2,500,319.06 and 587,681.43 is: 881,776.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,398.05 : 2,500,319.06 = 587,681.43 : x
  2. Step 2: Convert to fraction form
    1,666,398.05/2,500,319.06 = 587,681.43/x
  3. Step 3: Cross multiply
    1,666,398.05x = 2,500,319.06 × 587,681.43
  4. Step 4: Simplify right side
    1,666,398.05x = 1,469,391,084,282.49
  5. Step 5: Solve for x
    x = 1,469,391,084,282.49/1,666,398.05
  6. Step 6: Final answer
    x = 881,776.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.