Home / 1,359,242.94-1,876,040.67-862,205.34

Finding the Fourth Proportional to 1,359,242.94, 1,876,040.67 and 862,205.34

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Solution

The fourth proportional to 1,359,242.94, 1,876,040.67 and 862,205.34 is: 1,190,024.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,242.94 : 1,876,040.67 = 862,205.34 : x
  2. Step 2: Convert to fraction form
    1,359,242.94/1,876,040.67 = 862,205.34/x
  3. Step 3: Cross multiply
    1,359,242.94x = 1,876,040.67 × 862,205.34
  4. Step 4: Simplify right side
    1,359,242.94x = 1,617,532,283,731.18
  5. Step 5: Solve for x
    x = 1,617,532,283,731.18/1,359,242.94
  6. Step 6: Final answer
    x = 1,190,024.41

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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.