Home / 1,866,260.38-2,575,275.05-1,039,271.44

Finding the Fourth Proportional to 1,866,260.38, 2,575,275.05 and 1,039,271.44

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Solution

The fourth proportional to 1,866,260.38, 2,575,275.05 and 1,039,271.44 is: 1,434,103.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,260.38 : 2,575,275.05 = 1,039,271.44 : x
  2. Step 2: Convert to fraction form
    1,866,260.38/2,575,275.05 = 1,039,271.44/x
  3. Step 3: Cross multiply
    1,866,260.38x = 2,575,275.05 × 1,039,271.44
  4. Step 4: Simplify right side
    1,866,260.38x = 2,676,409,809,609.57
  5. Step 5: Solve for x
    x = 2,676,409,809,609.57/1,866,260.38
  6. Step 6: Final answer
    x = 1,434,103.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.