Home / 1,680,782.38-2,521,195.44-558,851.38

Finding the Fourth Proportional to 1,680,782.38, 2,521,195.44 and 558,851.38

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Solution

The fourth proportional to 1,680,782.38, 2,521,195.44 and 558,851.38 is: 838,284.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,782.38 : 2,521,195.44 = 558,851.38 : x
  2. Step 2: Convert to fraction form
    1,680,782.38/2,521,195.44 = 558,851.38/x
  3. Step 3: Cross multiply
    1,680,782.38x = 2,521,195.44 × 558,851.38
  4. Step 4: Simplify right side
    1,680,782.38x = 1,408,973,550,893.71
  5. Step 5: Solve for x
    x = 1,408,973,550,893.71/1,680,782.38
  6. Step 6: Final answer
    x = 838,284.34

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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.