Home / 2,221,622.40-3,332,549.09-705,424.16

Finding the Fourth Proportional to 2,221,622.40, 3,332,549.09 and 705,424.16

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Solution

The fourth proportional to 2,221,622.40, 3,332,549.09 and 705,424.16 is: 1,058,172.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,622.40 : 3,332,549.09 = 705,424.16 : x
  2. Step 2: Convert to fraction form
    2,221,622.40/3,332,549.09 = 705,424.16/x
  3. Step 3: Cross multiply
    2,221,622.40x = 3,332,549.09 × 705,424.16
  4. Step 4: Simplify right side
    2,221,622.40x = 2,350,860,622,282.15
  5. Step 5: Solve for x
    x = 2,350,860,622,282.15/2,221,622.40
  6. Step 6: Final answer
    x = 1,058,172.90

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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.