Home / 3,122,722.80-4,685,833.80-1,325,300.40

Finding the Fourth Proportional to 3,122,722.80, 4,685,833.80 and 1,325,300.40

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Solution

The fourth proportional to 3,122,722.80, 4,685,833.80 and 1,325,300.40 is: 1,988,693.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122,722.80 : 4,685,833.80 = 1,325,300.40 : x
  2. Step 2: Convert to fraction form
    3,122,722.80/4,685,833.80 = 1,325,300.40/x
  3. Step 3: Cross multiply
    3,122,722.80x = 4,685,833.80 × 1,325,300.40
  4. Step 4: Simplify right side
    3,122,722.80x = 6,210,137,409,473.52
  5. Step 5: Solve for x
    x = 6,210,137,409,473.52/3,122,722.80
  6. Step 6: Final answer
    x = 1,988,693.14

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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.