Home / 1,207,975.70-1,808,020.71-888,042.81

Finding the Fourth Proportional to 1,207,975.70, 1,808,020.71 and 888,042.81

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Solution

The fourth proportional to 1,207,975.70, 1,808,020.71 and 888,042.81 is: 1,329,165.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,975.70 : 1,808,020.71 = 888,042.81 : x
  2. Step 2: Convert to fraction form
    1,207,975.70/1,808,020.71 = 888,042.81/x
  3. Step 3: Cross multiply
    1,207,975.70x = 1,808,020.71 × 888,042.81
  4. Step 4: Simplify right side
    1,207,975.70x = 1,605,599,791,846.60
  5. Step 5: Solve for x
    x = 1,605,599,791,846.60/1,207,975.70
  6. Step 6: Final answer
    x = 1,329,165.64

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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.