Home / 1,658,911.24-2,488,801.92-521,627.32

Finding the Fourth Proportional to 1,658,911.24, 2,488,801.92 and 521,627.32

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Solution

The fourth proportional to 1,658,911.24, 2,488,801.92 and 521,627.32 is: 782,577.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,911.24 : 2,488,801.92 = 521,627.32 : x
  2. Step 2: Convert to fraction form
    1,658,911.24/2,488,801.92 = 521,627.32/x
  3. Step 3: Cross multiply
    1,658,911.24x = 2,488,801.92 × 521,627.32
  4. Step 4: Simplify right side
    1,658,911.24x = 1,298,227,075,540.45
  5. Step 5: Solve for x
    x = 1,298,227,075,540.45/1,658,911.24
  6. Step 6: Final answer
    x = 782,577.78

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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.