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Finding the Fourth Proportional to 1,361,882, 1,879,410.24 and 758,282.96

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Solution

The fourth proportional to 1,361,882, 1,879,410.24 and 758,282.96 is: 1,046,437.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,882 : 1,879,410.24 = 758,282.96 : x
  2. Step 2: Convert to fraction form
    1,361,882/1,879,410.24 = 758,282.96/x
  3. Step 3: Cross multiply
    1,361,882x = 1,879,410.24 × 758,282.96
  4. Step 4: Simplify right side
    1,361,882x = 1,425,124,759,841.51
  5. Step 5: Solve for x
    x = 1,425,124,759,841.51/1,361,882
  6. Step 6: Final answer
    x = 1,046,437.77

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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.