Home / 1,055,924.82-1,458,379.04-715,802.58

Finding the Fourth Proportional to 1,055,924.82, 1,458,379.04 and 715,802.58

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Solution

The fourth proportional to 1,055,924.82, 1,458,379.04 and 715,802.58 is: 988,622.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,924.82 : 1,458,379.04 = 715,802.58 : x
  2. Step 2: Convert to fraction form
    1,055,924.82/1,458,379.04 = 715,802.58/x
  3. Step 3: Cross multiply
    1,055,924.82x = 1,458,379.04 × 715,802.58
  4. Step 4: Simplify right side
    1,055,924.82x = 1,043,911,475,870.91
  5. Step 5: Solve for x
    x = 1,043,911,475,870.91/1,055,924.82
  6. Step 6: Final answer
    x = 988,622.92

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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.