Home / 1,448,663.01-2,170,153.61-840,173.01

Finding the Fourth Proportional to 1,448,663.01, 2,170,153.61 and 840,173.01

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Solution

The fourth proportional to 1,448,663.01, 2,170,153.61 and 840,173.01 is: 1,258,611.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,663.01 : 2,170,153.61 = 840,173.01 : x
  2. Step 2: Convert to fraction form
    1,448,663.01/2,170,153.61 = 840,173.01/x
  3. Step 3: Cross multiply
    1,448,663.01x = 2,170,153.61 × 840,173.01
  4. Step 4: Simplify right side
    1,448,663.01x = 1,823,304,486,475.20
  5. Step 5: Solve for x
    x = 1,823,304,486,475.20/1,448,663.01
  6. Step 6: Final answer
    x = 1,258,611.89

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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.