Home / 1,140,244.29-1,706,958.97-689,602.01

Finding the Fourth Proportional to 1,140,244.29, 1,706,958.97 and 689,602.01

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Solution

The fourth proportional to 1,140,244.29, 1,706,958.97 and 689,602.01 is: 1,032,342.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,244.29 : 1,706,958.97 = 689,602.01 : x
  2. Step 2: Convert to fraction form
    1,140,244.29/1,706,958.97 = 689,602.01/x
  3. Step 3: Cross multiply
    1,140,244.29x = 1,706,958.97 × 689,602.01
  4. Step 4: Simplify right side
    1,140,244.29x = 1,177,122,326,440.73
  5. Step 5: Solve for x
    x = 1,177,122,326,440.73/1,140,244.29
  6. Step 6: Final answer
    x = 1,032,342.22

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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.