Home / 1,229,672.70-1,844,509.05-972,809.55

Finding the Fourth Proportional to 1,229,672.70, 1,844,509.05 and 972,809.55

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Solution

The fourth proportional to 1,229,672.70, 1,844,509.05 and 972,809.55 is: 1,459,214.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,672.70 : 1,844,509.05 = 972,809.55 : x
  2. Step 2: Convert to fraction form
    1,229,672.70/1,844,509.05 = 972,809.55/x
  3. Step 3: Cross multiply
    1,229,672.70x = 1,844,509.05 × 972,809.55
  4. Step 4: Simplify right side
    1,229,672.70x = 1,794,356,018,901.43
  5. Step 5: Solve for x
    x = 1,794,356,018,901.43/1,229,672.70
  6. Step 6: Final answer
    x = 1,459,214.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.