Home / 2,195,315.60-3,299,971.80-2,069,344.40

Finding the Fourth Proportional to 2,195,315.60, 3,299,971.80 and 2,069,344.40

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Solution

The fourth proportional to 2,195,315.60, 3,299,971.80 and 2,069,344.40 is: 3,110,613.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,315.60 : 3,299,971.80 = 2,069,344.40 : x
  2. Step 2: Convert to fraction form
    2,195,315.60/3,299,971.80 = 2,069,344.40/x
  3. Step 3: Cross multiply
    2,195,315.60x = 3,299,971.80 × 2,069,344.40
  4. Step 4: Simplify right side
    2,195,315.60x = 6,828,778,164,487.92
  5. Step 5: Solve for x
    x = 6,828,778,164,487.92/2,195,315.60
  6. Step 6: Final answer
    x = 3,110,613.42

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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.