Home / 1,251,204.05-1,726,643.32-707,321.76

Finding the Fourth Proportional to 1,251,204.05, 1,726,643.32 and 707,321.76

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Solution

The fourth proportional to 1,251,204.05, 1,726,643.32 and 707,321.76 is: 976,093.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,204.05 : 1,726,643.32 = 707,321.76 : x
  2. Step 2: Convert to fraction form
    1,251,204.05/1,726,643.32 = 707,321.76/x
  3. Step 3: Cross multiply
    1,251,204.05x = 1,726,643.32 × 707,321.76
  4. Step 4: Simplify right side
    1,251,204.05x = 1,221,292,391,994.64
  5. Step 5: Solve for x
    x = 1,221,292,391,994.64/1,251,204.05
  6. Step 6: Final answer
    x = 976,093.70

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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.