Home / 1,728,116.70-2,592,175.05-1,448,180.70

Finding the Fourth Proportional to 1,728,116.70, 2,592,175.05 and 1,448,180.70

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Solution

The fourth proportional to 1,728,116.70, 2,592,175.05 and 1,448,180.70 is: 2,172,271.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,116.70 : 2,592,175.05 = 1,448,180.70 : x
  2. Step 2: Convert to fraction form
    1,728,116.70/2,592,175.05 = 1,448,180.70/x
  3. Step 3: Cross multiply
    1,728,116.70x = 2,592,175.05 × 1,448,180.70
  4. Step 4: Simplify right side
    1,728,116.70x = 3,753,937,878,431.53
  5. Step 5: Solve for x
    x = 3,753,937,878,431.53/1,728,116.70
  6. Step 6: Final answer
    x = 2,172,271.05

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Similar ratio
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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.