Home / 1,085,149.68-1,626,418.88-401,491.46

Finding the Fourth Proportional to 1,085,149.68, 1,626,418.88 and 401,491.46

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Solution

The fourth proportional to 1,085,149.68, 1,626,418.88 and 401,491.46 is: 601,754.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,149.68 : 1,626,418.88 = 401,491.46 : x
  2. Step 2: Convert to fraction form
    1,085,149.68/1,626,418.88 = 401,491.46/x
  3. Step 3: Cross multiply
    1,085,149.68x = 1,626,418.88 × 401,491.46
  4. Step 4: Simplify right side
    1,085,149.68x = 652,993,290,702.77
  5. Step 5: Solve for x
    x = 652,993,290,702.77/1,085,149.68
  6. Step 6: Final answer
    x = 601,754.12

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1.5x scale

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.