Home / 1,664,264.70-2,296,677.51-900,311.58

Finding the Fourth Proportional to 1,664,264.70, 2,296,677.51 and 900,311.58

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Solution

The fourth proportional to 1,664,264.70, 2,296,677.51 and 900,311.58 is: 1,242,425.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,264.70 : 2,296,677.51 = 900,311.58 : x
  2. Step 2: Convert to fraction form
    1,664,264.70/2,296,677.51 = 900,311.58/x
  3. Step 3: Cross multiply
    1,664,264.70x = 2,296,677.51 × 900,311.58
  4. Step 4: Simplify right side
    1,664,264.70x = 2,067,725,357,778.57
  5. Step 5: Solve for x
    x = 2,067,725,357,778.57/1,664,264.70
  6. Step 6: Final answer
    x = 1,242,425.77

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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.