Home / 1,361,458.73-1,878,797.57-749,599.01

Finding the Fourth Proportional to 1,361,458.73, 1,878,797.57 and 749,599.01

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Solution

The fourth proportional to 1,361,458.73, 1,878,797.57 and 749,599.01 is: 1,034,438.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,458.73 : 1,878,797.57 = 749,599.01 : x
  2. Step 2: Convert to fraction form
    1,361,458.73/1,878,797.57 = 749,599.01/x
  3. Step 3: Cross multiply
    1,361,458.73x = 1,878,797.57 × 749,599.01
  4. Step 4: Simplify right side
    1,361,458.73x = 1,408,344,792,365.91
  5. Step 5: Solve for x
    x = 1,408,344,792,365.91/1,361,458.73
  6. Step 6: Final answer
    x = 1,034,438.11

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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.