Home / 2,149,235.40-3,223,736.44-653,210.76

Finding the Fourth Proportional to 2,149,235.40, 3,223,736.44 and 653,210.76

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Solution

The fourth proportional to 2,149,235.40, 3,223,736.44 and 653,210.76 is: 979,780.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,235.40 : 3,223,736.44 = 653,210.76 : x
  2. Step 2: Convert to fraction form
    2,149,235.40/3,223,736.44 = 653,210.76/x
  3. Step 3: Cross multiply
    2,149,235.40x = 3,223,736.44 × 653,210.76
  4. Step 4: Simplify right side
    2,149,235.40x = 2,105,779,330,012.09
  5. Step 5: Solve for x
    x = 2,105,779,330,012.09/2,149,235.40
  6. Step 6: Final answer
    x = 979,780.68

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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.