Home / 1,455,993.90-2,009,278.32-844,508.70

Finding the Fourth Proportional to 1,455,993.90, 2,009,278.32 and 844,508.70

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Solution

The fourth proportional to 1,455,993.90, 2,009,278.32 and 844,508.70 is: 1,165,425.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,993.90 : 2,009,278.32 = 844,508.70 : x
  2. Step 2: Convert to fraction form
    1,455,993.90/2,009,278.32 = 844,508.70/x
  3. Step 3: Cross multiply
    1,455,993.90x = 2,009,278.32 × 844,508.70
  4. Step 4: Simplify right side
    1,455,993.90x = 1,696,853,021,961.38
  5. Step 5: Solve for x
    x = 1,696,853,021,961.38/1,455,993.90
  6. Step 6: Final answer
    x = 1,165,425.91

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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.