Home / 1,251,621.41-1,727,271.50-707,838.50

Finding the Fourth Proportional to 1,251,621.41, 1,727,271.50 and 707,838.50

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Solution

The fourth proportional to 1,251,621.41, 1,727,271.50 and 707,838.50 is: 976,836.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,621.41 : 1,727,271.50 = 707,838.50 : x
  2. Step 2: Convert to fraction form
    1,251,621.41/1,727,271.50 = 707,838.50/x
  3. Step 3: Cross multiply
    1,251,621.41x = 1,727,271.50 × 707,838.50
  4. Step 4: Simplify right side
    1,251,621.41x = 1,222,629,268,431.74
  5. Step 5: Solve for x
    x = 1,222,629,268,431.74/1,251,621.41
  6. Step 6: Final answer
    x = 976,836.34

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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.