Home / 1,155,401.06-1,593,916.26-747,634.57

Finding the Fourth Proportional to 1,155,401.06, 1,593,916.26 and 747,634.57

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Solution

The fourth proportional to 1,155,401.06, 1,593,916.26 and 747,634.57 is: 1,031,388.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,401.06 : 1,593,916.26 = 747,634.57 : x
  2. Step 2: Convert to fraction form
    1,155,401.06/1,593,916.26 = 747,634.57/x
  3. Step 3: Cross multiply
    1,155,401.06x = 1,593,916.26 × 747,634.57
  4. Step 4: Simplify right side
    1,155,401.06x = 1,191,666,897,661.11
  5. Step 5: Solve for x
    x = 1,191,666,897,661.11/1,155,401.06
  6. Step 6: Final answer
    x = 1,031,388.09

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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.