Home / 2,640,206.40-3,960,309.60-2,010,350.40

Finding the Fourth Proportional to 2,640,206.40, 3,960,309.60 and 2,010,350.40

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Solution

The fourth proportional to 2,640,206.40, 3,960,309.60 and 2,010,350.40 is: 3,015,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,206.40 : 3,960,309.60 = 2,010,350.40 : x
  2. Step 2: Convert to fraction form
    2,640,206.40/3,960,309.60 = 2,010,350.40/x
  3. Step 3: Cross multiply
    2,640,206.40x = 3,960,309.60 × 2,010,350.40
  4. Step 4: Simplify right side
    2,640,206.40x = 7,961,609,988,483.84
  5. Step 5: Solve for x
    x = 7,961,609,988,483.84/2,640,206.40
  6. Step 6: Final answer
    x = 3,015,525.60

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Similar ratio
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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.