Home / 1,438,175.52-2,158,087.55-585,089.73

Finding the Fourth Proportional to 1,438,175.52, 2,158,087.55 and 585,089.73

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Solution

The fourth proportional to 1,438,175.52, 2,158,087.55 and 585,089.73 is: 877,969.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,175.52 : 2,158,087.55 = 585,089.73 : x
  2. Step 2: Convert to fraction form
    1,438,175.52/2,158,087.55 = 585,089.73/x
  3. Step 3: Cross multiply
    1,438,175.52x = 2,158,087.55 × 585,089.73
  4. Step 4: Simplify right side
    1,438,175.52x = 1,262,674,859,020.41
  5. Step 5: Solve for x
    x = 1,262,674,859,020.41/1,438,175.52
  6. Step 6: Final answer
    x = 877,969.93

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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.