Home / 3,438,117.30-5,153,409.45-1,729,535.70

Finding the Fourth Proportional to 3,438,117.30, 5,153,409.45 and 1,729,535.70

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Solution

The fourth proportional to 3,438,117.30, 5,153,409.45 and 1,729,535.70 is: 2,592,408.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,117.30 : 5,153,409.45 = 1,729,535.70 : x
  2. Step 2: Convert to fraction form
    3,438,117.30/5,153,409.45 = 1,729,535.70/x
  3. Step 3: Cross multiply
    3,438,117.30x = 5,153,409.45 × 1,729,535.70
  4. Step 4: Simplify right side
    3,438,117.30x = 8,913,005,620,492.37
  5. Step 5: Solve for x
    x = 8,913,005,620,492.37/3,438,117.30
  6. Step 6: Final answer
    x = 2,592,408.82

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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.