Home / 4,382,959.40-6,574,439.13-1,188,085.56

Finding the Fourth Proportional to 4,382,959.40, 6,574,439.13 and 1,188,085.56

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Solution

The fourth proportional to 4,382,959.40, 6,574,439.13 and 1,188,085.56 is: 1,782,128.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,382,959.40 : 6,574,439.13 = 1,188,085.56 : x
  2. Step 2: Convert to fraction form
    4,382,959.40/6,574,439.13 = 1,188,085.56/x
  3. Step 3: Cross multiply
    4,382,959.40x = 6,574,439.13 × 1,188,085.56
  4. Step 4: Simplify right side
    4,382,959.40x = 7,810,996,217,878.45
  5. Step 5: Solve for x
    x = 7,810,996,217,878.45/4,382,959.40
  6. Step 6: Final answer
    x = 1,782,128.35

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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.