Home / 1,251,602.64-1,727,246.34-707,820.12

Finding the Fourth Proportional to 1,251,602.64, 1,727,246.34 and 707,820.12

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Solution

The fourth proportional to 1,251,602.64, 1,727,246.34 and 707,820.12 is: 976,811.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,602.64 : 1,727,246.34 = 707,820.12 : x
  2. Step 2: Convert to fraction form
    1,251,602.64/1,727,246.34 = 707,820.12/x
  3. Step 3: Cross multiply
    1,251,602.64x = 1,727,246.34 × 707,820.12
  4. Step 4: Simplify right side
    1,251,602.64x = 1,222,579,711,648.36
  5. Step 5: Solve for x
    x = 1,222,579,711,648.36/1,251,602.64
  6. Step 6: Final answer
    x = 976,811.39

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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.