Home / 4,812,021.40-7,218,032.10-1,446,228.40

Finding the Fourth Proportional to 4,812,021.40, 7,218,032.10 and 1,446,228.40

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Solution

The fourth proportional to 4,812,021.40, 7,218,032.10 and 1,446,228.40 is: 2,169,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812,021.40 : 7,218,032.10 = 1,446,228.40 : x
  2. Step 2: Convert to fraction form
    4,812,021.40/7,218,032.10 = 1,446,228.40/x
  3. Step 3: Cross multiply
    4,812,021.40x = 7,218,032.10 × 1,446,228.40
  4. Step 4: Simplify right side
    4,812,021.40x = 10,438,923,015,131.64
  5. Step 5: Solve for x
    x = 10,438,923,015,131.64/4,812,021.40
  6. Step 6: Final answer
    x = 2,169,342.60

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Similar ratio
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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.