Home / 1,171,920-1,617,204.72-662,633.04

Finding the Fourth Proportional to 1,171,920, 1,617,204.72 and 662,633.04

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Solution

The fourth proportional to 1,171,920, 1,617,204.72 and 662,633.04 is: 914,408.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,920 : 1,617,204.72 = 662,633.04 : x
  2. Step 2: Convert to fraction form
    1,171,920/1,617,204.72 = 662,633.04/x
  3. Step 3: Cross multiply
    1,171,920x = 1,617,204.72 × 662,633.04
  4. Step 4: Simplify right side
    1,171,920x = 1,071,613,279,915.95
  5. Step 5: Solve for x
    x = 1,071,613,279,915.95/1,171,920
  6. Step 6: Final answer
    x = 914,408.22

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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.