Home / 1,930,799.34-2,664,521.43-1,071,439.58

Finding the Fourth Proportional to 1,930,799.34, 2,664,521.43 and 1,071,439.58

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Solution

The fourth proportional to 1,930,799.34, 2,664,521.43 and 1,071,439.58 is: 1,478,596.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,799.34 : 2,664,521.43 = 1,071,439.58 : x
  2. Step 2: Convert to fraction form
    1,930,799.34/2,664,521.43 = 1,071,439.58/x
  3. Step 3: Cross multiply
    1,930,799.34x = 2,664,521.43 × 1,071,439.58
  4. Step 4: Simplify right side
    1,930,799.34x = 2,854,873,721,860.20
  5. Step 5: Solve for x
    x = 2,854,873,721,860.20/1,930,799.34
  6. Step 6: Final answer
    x = 1,478,596.80

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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.