Home / 1,664,273.70-2,296,689.93-900,320.58

Finding the Fourth Proportional to 1,664,273.70, 2,296,689.93 and 900,320.58

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Solution

The fourth proportional to 1,664,273.70, 2,296,689.93 and 900,320.58 is: 1,242,438.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,273.70 : 2,296,689.93 = 900,320.58 : x
  2. Step 2: Convert to fraction form
    1,664,273.70/2,296,689.93 = 900,320.58/x
  3. Step 3: Cross multiply
    1,664,273.70x = 2,296,689.93 × 900,320.58
  4. Step 4: Simplify right side
    1,664,273.70x = 2,067,757,209,857.76
  5. Step 5: Solve for x
    x = 2,067,757,209,857.76/1,664,273.70
  6. Step 6: Final answer
    x = 1,242,438.19

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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.