Home / 1,447,555.05-2,171,348.12-436,685.76

Finding the Fourth Proportional to 1,447,555.05, 2,171,348.12 and 436,685.76

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Solution

The fourth proportional to 1,447,555.05, 2,171,348.12 and 436,685.76 is: 655,033.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,555.05 : 2,171,348.12 = 436,685.76 : x
  2. Step 2: Convert to fraction form
    1,447,555.05/2,171,348.12 = 436,685.76/x
  3. Step 3: Cross multiply
    1,447,555.05x = 2,171,348.12 × 436,685.76
  4. Step 4: Simplify right side
    1,447,555.05x = 948,196,805,098.49
  5. Step 5: Solve for x
    x = 948,196,805,098.49/1,447,555.05
  6. Step 6: Final answer
    x = 655,033.33

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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.