Home / 1,242,201.20-1,859,365.20-887,907.20

Finding the Fourth Proportional to 1,242,201.20, 1,859,365.20 and 887,907.20

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Solution

The fourth proportional to 1,242,201.20, 1,859,365.20 and 887,907.20 is: 1,329,046.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,201.20 : 1,859,365.20 = 887,907.20 : x
  2. Step 2: Convert to fraction form
    1,242,201.20/1,859,365.20 = 887,907.20/x
  3. Step 3: Cross multiply
    1,242,201.20x = 1,859,365.20 × 887,907.20
  4. Step 4: Simplify right side
    1,242,201.20x = 1,650,943,748,509.44
  5. Step 5: Solve for x
    x = 1,650,943,748,509.44/1,242,201.20
  6. Step 6: Final answer
    x = 1,329,046.98

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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.