Home / 2,152,021.40-3,227,772.90-889,717.40

Finding the Fourth Proportional to 2,152,021.40, 3,227,772.90 and 889,717.40

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Solution

The fourth proportional to 2,152,021.40, 3,227,772.90 and 889,717.40 is: 1,334,468.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,021.40 : 3,227,772.90 = 889,717.40 : x
  2. Step 2: Convert to fraction form
    2,152,021.40/3,227,772.90 = 889,717.40/x
  3. Step 3: Cross multiply
    2,152,021.40x = 3,227,772.90 × 889,717.40
  4. Step 4: Simplify right side
    2,152,021.40x = 2,871,805,712,378.46
  5. Step 5: Solve for x
    x = 2,871,805,712,378.46/2,152,021.40
  6. Step 6: Final answer
    x = 1,334,468.94

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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.