Home / 934,123.40-1,396,066.88-681,934.94

Finding the Fourth Proportional to 934,123.40, 1,396,066.88 and 681,934.94

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Solution

The fourth proportional to 934,123.40, 1,396,066.88 and 681,934.94 is: 1,019,165.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,123.40 : 1,396,066.88 = 681,934.94 : x
  2. Step 2: Convert to fraction form
    934,123.40/1,396,066.88 = 681,934.94/x
  3. Step 3: Cross multiply
    934,123.40x = 1,396,066.88 × 681,934.94
  4. Step 4: Simplify right side
    934,123.40x = 952,026,784,048.79
  5. Step 5: Solve for x
    x = 952,026,784,048.79/934,123.40
  6. Step 6: Final answer
    x = 1,019,165.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.