Home / 1,557,411.20-2,334,388.80-610,467.20

Finding the Fourth Proportional to 1,557,411.20, 2,334,388.80 and 610,467.20

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Solution

The fourth proportional to 1,557,411.20, 2,334,388.80 and 610,467.20 is: 915,023.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,411.20 : 2,334,388.80 = 610,467.20 : x
  2. Step 2: Convert to fraction form
    1,557,411.20/2,334,388.80 = 610,467.20/x
  3. Step 3: Cross multiply
    1,557,411.20x = 2,334,388.80 × 610,467.20
  4. Step 4: Simplify right side
    1,557,411.20x = 1,425,067,794,447.36
  5. Step 5: Solve for x
    x = 1,425,067,794,447.36/1,557,411.20
  6. Step 6: Final answer
    x = 915,023.47

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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.