Home / 2,039,205.34-2,814,175.62-1,121,505.43

Finding the Fourth Proportional to 2,039,205.34, 2,814,175.62 and 1,121,505.43

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Solution

The fourth proportional to 2,039,205.34, 2,814,175.62 and 1,121,505.43 is: 1,547,717.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,205.34 : 2,814,175.62 = 1,121,505.43 : x
  2. Step 2: Convert to fraction form
    2,039,205.34/2,814,175.62 = 1,121,505.43/x
  3. Step 3: Cross multiply
    2,039,205.34x = 2,814,175.62 × 1,121,505.43
  4. Step 4: Simplify right side
    2,039,205.34x = 3,156,113,238,803.62
  5. Step 5: Solve for x
    x = 3,156,113,238,803.62/2,039,205.34
  6. Step 6: Final answer
    x = 1,547,717.23

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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.