Home / 1,208,419.74-1,667,490.03-699,026.94

Finding the Fourth Proportional to 1,208,419.74, 1,667,490.03 and 699,026.94

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Solution

The fourth proportional to 1,208,419.74, 1,667,490.03 and 699,026.94 is: 964,582.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,419.74 : 1,667,490.03 = 699,026.94 : x
  2. Step 2: Convert to fraction form
    1,208,419.74/1,667,490.03 = 699,026.94/x
  3. Step 3: Cross multiply
    1,208,419.74x = 1,667,490.03 × 699,026.94
  4. Step 4: Simplify right side
    1,208,419.74x = 1,165,620,453,151.41
  5. Step 5: Solve for x
    x = 1,165,620,453,151.41/1,208,419.74
  6. Step 6: Final answer
    x = 964,582.43

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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.