Home / 1,417,073-1,956,258.88-981,820.38

Finding the Fourth Proportional to 1,417,073, 1,956,258.88 and 981,820.38

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Solution

The fourth proportional to 1,417,073, 1,956,258.88 and 981,820.38 is: 1,355,395.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,073 : 1,956,258.88 = 981,820.38 : x
  2. Step 2: Convert to fraction form
    1,417,073/1,956,258.88 = 981,820.38/x
  3. Step 3: Cross multiply
    1,417,073x = 1,956,258.88 × 981,820.38
  4. Step 4: Simplify right side
    1,417,073x = 1,920,694,836,939.97
  5. Step 5: Solve for x
    x = 1,920,694,836,939.97/1,417,073
  6. Step 6: Final answer
    x = 1,355,395.83

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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.