Home / 1,612,448.35-2,419,022.45-490,488.19

Finding the Fourth Proportional to 1,612,448.35, 2,419,022.45 and 490,488.19

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Solution

The fourth proportional to 1,612,448.35, 2,419,022.45 and 490,488.19 is: 735,838.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,448.35 : 2,419,022.45 = 490,488.19 : x
  2. Step 2: Convert to fraction form
    1,612,448.35/2,419,022.45 = 490,488.19/x
  3. Step 3: Cross multiply
    1,612,448.35x = 2,419,022.45 × 490,488.19
  4. Step 4: Simplify right side
    1,612,448.35x = 1,186,501,938,248.53
  5. Step 5: Solve for x
    x = 1,186,501,938,248.53/1,612,448.35
  6. Step 6: Final answer
    x = 735,838.73

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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.