Home / 1,122,624.40-1,683,936.60-1,036,019.20

Finding the Fourth Proportional to 1,122,624.40, 1,683,936.60 and 1,036,019.20

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Solution

The fourth proportional to 1,122,624.40, 1,683,936.60 and 1,036,019.20 is: 1,554,028.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,624.40 : 1,683,936.60 = 1,036,019.20 : x
  2. Step 2: Convert to fraction form
    1,122,624.40/1,683,936.60 = 1,036,019.20/x
  3. Step 3: Cross multiply
    1,122,624.40x = 1,683,936.60 × 1,036,019.20
  4. Step 4: Simplify right side
    1,122,624.40x = 1,744,590,649,182.72
  5. Step 5: Solve for x
    x = 1,744,590,649,182.72/1,122,624.40
  6. Step 6: Final answer
    x = 1,554,028.80

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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.