Home / 1,645,706.38-2,270,160.57-957,300.76

Finding the Fourth Proportional to 1,645,706.38, 2,270,160.57 and 957,300.76

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Solution

The fourth proportional to 1,645,706.38, 2,270,160.57 and 957,300.76 is: 1,320,543.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,706.38 : 2,270,160.57 = 957,300.76 : x
  2. Step 2: Convert to fraction form
    1,645,706.38/2,270,160.57 = 957,300.76/x
  3. Step 3: Cross multiply
    1,645,706.38x = 2,270,160.57 × 957,300.76
  4. Step 4: Simplify right side
    1,645,706.38x = 2,173,226,438,983.03
  5. Step 5: Solve for x
    x = 2,173,226,438,983.03/1,645,706.38
  6. Step 6: Final answer
    x = 1,320,543.24

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1.5x scale

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.