Home / 1,014,782.73-1,400,052.42-578,886.90

Finding the Fourth Proportional to 1,014,782.73, 1,400,052.42 and 578,886.90

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Solution

The fourth proportional to 1,014,782.73, 1,400,052.42 and 578,886.90 is: 798,665.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,782.73 : 1,400,052.42 = 578,886.90 : x
  2. Step 2: Convert to fraction form
    1,014,782.73/1,400,052.42 = 578,886.90/x
  3. Step 3: Cross multiply
    1,014,782.73x = 1,400,052.42 × 578,886.90
  4. Step 4: Simplify right side
    1,014,782.73x = 810,472,005,251.30
  5. Step 5: Solve for x
    x = 810,472,005,251.30/1,014,782.73
  6. Step 6: Final answer
    x = 798,665.55

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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.