Home / 1,740,626.10-2,610,080.75-715,769.20

Finding the Fourth Proportional to 1,740,626.10, 2,610,080.75 and 715,769.20

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Solution

The fourth proportional to 1,740,626.10, 2,610,080.75 and 715,769.20 is: 1,073,300.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740,626.10 : 2,610,080.75 = 715,769.20 : x
  2. Step 2: Convert to fraction form
    1,740,626.10/2,610,080.75 = 715,769.20/x
  3. Step 3: Cross multiply
    1,740,626.10x = 2,610,080.75 × 715,769.20
  4. Step 4: Simplify right side
    1,740,626.10x = 1,868,215,400,733.22
  5. Step 5: Solve for x
    x = 1,868,215,400,733.22/1,740,626.10
  6. Step 6: Final answer
    x = 1,073,300.81

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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.