Home / 1,304,180.70-1,956,271.05-905,599.95

Finding the Fourth Proportional to 1,304,180.70, 1,956,271.05 and 905,599.95

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Solution

The fourth proportional to 1,304,180.70, 1,956,271.05 and 905,599.95 is: 1,358,399.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,180.70 : 1,956,271.05 = 905,599.95 : x
  2. Step 2: Convert to fraction form
    1,304,180.70/1,956,271.05 = 905,599.95/x
  3. Step 3: Cross multiply
    1,304,180.70x = 1,956,271.05 × 905,599.95
  4. Step 4: Simplify right side
    1,304,180.70x = 1,771,598,965,066.45
  5. Step 5: Solve for x
    x = 1,771,598,965,066.45/1,304,180.70
  6. Step 6: Final answer
    x = 1,358,399.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.