Home / 1,054,418.46-1,455,150.45-618,854.68

Finding the Fourth Proportional to 1,054,418.46, 1,455,150.45 and 618,854.68

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Solution

The fourth proportional to 1,054,418.46, 1,455,150.45 and 618,854.68 is: 854,050.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,418.46 : 1,455,150.45 = 618,854.68 : x
  2. Step 2: Convert to fraction form
    1,054,418.46/1,455,150.45 = 618,854.68/x
  3. Step 3: Cross multiply
    1,054,418.46x = 1,455,150.45 × 618,854.68
  4. Step 4: Simplify right side
    1,054,418.46x = 900,526,666,086.61
  5. Step 5: Solve for x
    x = 900,526,666,086.61/1,054,418.46
  6. Step 6: Final answer
    x = 854,050.55

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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.