Home / 1,455,994.90-2,009,279.70-844,509.70

Finding the Fourth Proportional to 1,455,994.90, 2,009,279.70 and 844,509.70

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Solution

The fourth proportional to 1,455,994.90, 2,009,279.70 and 844,509.70 is: 1,165,427.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,994.90 : 2,009,279.70 = 844,509.70 : x
  2. Step 2: Convert to fraction form
    1,455,994.90/2,009,279.70 = 844,509.70/x
  3. Step 3: Cross multiply
    1,455,994.90x = 2,009,279.70 × 844,509.70
  4. Step 4: Simplify right side
    1,455,994.90x = 1,696,856,196,663.09
  5. Step 5: Solve for x
    x = 1,696,856,196,663.09/1,455,994.90
  6. Step 6: Final answer
    x = 1,165,427.29

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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.