Home / 2,425,356.80-3,638,472.60-1,005,556.40

Finding the Fourth Proportional to 2,425,356.80, 3,638,472.60 and 1,005,556.40

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Solution

The fourth proportional to 2,425,356.80, 3,638,472.60 and 1,005,556.40 is: 1,508,515.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,356.80 : 3,638,472.60 = 1,005,556.40 : x
  2. Step 2: Convert to fraction form
    2,425,356.80/3,638,472.60 = 1,005,556.40/x
  3. Step 3: Cross multiply
    2,425,356.80x = 3,638,472.60 × 1,005,556.40
  4. Step 4: Simplify right side
    2,425,356.80x = 3,658,689,409,154.64
  5. Step 5: Solve for x
    x = 3,658,689,409,154.64/2,425,356.80
  6. Step 6: Final answer
    x = 1,508,515.95

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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.