Home / 1,251,448.20-1,877,005.78-352,962.08

Finding the Fourth Proportional to 1,251,448.20, 1,877,005.78 and 352,962.08

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Solution

The fourth proportional to 1,251,448.20, 1,877,005.78 and 352,962.08 is: 529,396.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,448.20 : 1,877,005.78 = 352,962.08 : x
  2. Step 2: Convert to fraction form
    1,251,448.20/1,877,005.78 = 352,962.08/x
  3. Step 3: Cross multiply
    1,251,448.20x = 1,877,005.78 × 352,962.08
  4. Step 4: Simplify right side
    1,251,448.20x = 662,511,864,280.82
  5. Step 5: Solve for x
    x = 662,511,864,280.82/1,251,448.20
  6. Step 6: Final answer
    x = 529,396.15

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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.