Home / 1,447,714.38-1,997,848.18-803,134.56

Finding the Fourth Proportional to 1,447,714.38, 1,997,848.18 and 803,134.56

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Solution

The fourth proportional to 1,447,714.38, 1,997,848.18 and 803,134.56 is: 1,108,326.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,714.38 : 1,997,848.18 = 803,134.56 : x
  2. Step 2: Convert to fraction form
    1,447,714.38/1,997,848.18 = 803,134.56/x
  3. Step 3: Cross multiply
    1,447,714.38x = 1,997,848.18 × 803,134.56
  4. Step 4: Simplify right side
    1,447,714.38x = 1,604,540,918,991.10
  5. Step 5: Solve for x
    x = 1,604,540,918,991.10/1,447,714.38
  6. Step 6: Final answer
    x = 1,108,326.99

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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.