Home / 1,834,256.61-2,531,150.78-1,018,418.13

Finding the Fourth Proportional to 1,834,256.61, 2,531,150.78 and 1,018,418.13

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Solution

The fourth proportional to 1,834,256.61, 2,531,150.78 and 1,018,418.13 is: 1,405,348.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834,256.61 : 2,531,150.78 = 1,018,418.13 : x
  2. Step 2: Convert to fraction form
    1,834,256.61/2,531,150.78 = 1,018,418.13/x
  3. Step 3: Cross multiply
    1,834,256.61x = 2,531,150.78 × 1,018,418.13
  4. Step 4: Simplify right side
    1,834,256.61x = 2,577,769,839,023.55
  5. Step 5: Solve for x
    x = 2,577,769,839,023.55/1,834,256.61
  6. Step 6: Final answer
    x = 1,405,348.53

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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.