Home / 1,138,249.10-1,710,326.10-1,008,341.30

Finding the Fourth Proportional to 1,138,249.10, 1,710,326.10 and 1,008,341.30

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Solution

The fourth proportional to 1,138,249.10, 1,710,326.10 and 1,008,341.30 is: 1,515,127.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,249.10 : 1,710,326.10 = 1,008,341.30 : x
  2. Step 2: Convert to fraction form
    1,138,249.10/1,710,326.10 = 1,008,341.30/x
  3. Step 3: Cross multiply
    1,138,249.10x = 1,710,326.10 × 1,008,341.30
  4. Step 4: Simplify right side
    1,138,249.10x = 1,724,592,443,097.93
  5. Step 5: Solve for x
    x = 1,724,592,443,097.93/1,138,249.10
  6. Step 6: Final answer
    x = 1,515,127.44

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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.