Home / 1,820,781.07-2,512,302.78-1,046,262.27

Finding the Fourth Proportional to 1,820,781.07, 2,512,302.78 and 1,046,262.27

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Solution

The fourth proportional to 1,820,781.07, 2,512,302.78 and 1,046,262.27 is: 1,443,626.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,781.07 : 2,512,302.78 = 1,046,262.27 : x
  2. Step 2: Convert to fraction form
    1,820,781.07/2,512,302.78 = 1,046,262.27/x
  3. Step 3: Cross multiply
    1,820,781.07x = 2,512,302.78 × 1,046,262.27
  4. Step 4: Simplify right side
    1,820,781.07x = 2,628,527,609,530.11
  5. Step 5: Solve for x
    x = 2,628,527,609,530.11/1,820,781.07
  6. Step 6: Final answer
    x = 1,443,626.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.