Home / 1,226,471.39-1,692,500.63-675,182.60

Finding the Fourth Proportional to 1,226,471.39, 1,692,500.63 and 675,182.60

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Solution

The fourth proportional to 1,226,471.39, 1,692,500.63 and 675,182.60 is: 931,735.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,471.39 : 1,692,500.63 = 675,182.60 : x
  2. Step 2: Convert to fraction form
    1,226,471.39/1,692,500.63 = 675,182.60/x
  3. Step 3: Cross multiply
    1,226,471.39x = 1,692,500.63 × 675,182.60
  4. Step 4: Simplify right side
    1,226,471.39x = 1,142,746,964,026.62
  5. Step 5: Solve for x
    x = 1,142,746,964,026.62/1,226,471.39
  6. Step 6: Final answer
    x = 931,735.53

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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.