Home / 1,401,223.76-2,102,522.52-868,603.76

Finding the Fourth Proportional to 1,401,223.76, 2,102,522.52 and 868,603.76

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Solution

The fourth proportional to 1,401,223.76, 2,102,522.52 and 868,603.76 is: 1,303,331.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,223.76 : 2,102,522.52 = 868,603.76 : x
  2. Step 2: Convert to fraction form
    1,401,223.76/2,102,522.52 = 868,603.76/x
  3. Step 3: Cross multiply
    1,401,223.76x = 2,102,522.52 × 868,603.76
  4. Step 4: Simplify right side
    1,401,223.76x = 1,826,258,966,356.68
  5. Step 5: Solve for x
    x = 1,826,258,966,356.68/1,401,223.76
  6. Step 6: Final answer
    x = 1,303,331.43

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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.