Home / 1,832,021.70-2,748,032.55-1,377,344.40

Finding the Fourth Proportional to 1,832,021.70, 2,748,032.55 and 1,377,344.40

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Solution

The fourth proportional to 1,832,021.70, 2,748,032.55 and 1,377,344.40 is: 2,066,016.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832,021.70 : 2,748,032.55 = 1,377,344.40 : x
  2. Step 2: Convert to fraction form
    1,832,021.70/2,748,032.55 = 1,377,344.40/x
  3. Step 3: Cross multiply
    1,832,021.70x = 2,748,032.55 × 1,377,344.40
  4. Step 4: Simplify right side
    1,832,021.70x = 3,784,987,243,760.22
  5. Step 5: Solve for x
    x = 3,784,987,243,760.22/1,832,021.70
  6. Step 6: Final answer
    x = 2,066,016.60

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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.