Home / 2,124,427.88-2,931,493.20-1,193,987.36

Finding the Fourth Proportional to 2,124,427.88, 2,931,493.20 and 1,193,987.36

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Solution

The fourth proportional to 2,124,427.88, 2,931,493.20 and 1,193,987.36 is: 1,647,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,427.88 : 2,931,493.20 = 1,193,987.36 : x
  2. Step 2: Convert to fraction form
    2,124,427.88/2,931,493.20 = 1,193,987.36/x
  3. Step 3: Cross multiply
    2,124,427.88x = 2,931,493.20 × 1,193,987.36
  4. Step 4: Simplify right side
    2,124,427.88x = 3,500,165,826,725.95
  5. Step 5: Solve for x
    x = 3,500,165,826,725.95/2,124,427.88
  6. Step 6: Final answer
    x = 1,647,580.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.