Home / 1,403,931.78-1,937,426.22-792,214.18

Finding the Fourth Proportional to 1,403,931.78, 1,937,426.22 and 792,214.18

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Solution

The fourth proportional to 1,403,931.78, 1,937,426.22 and 792,214.18 is: 1,093,255.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,931.78 : 1,937,426.22 = 792,214.18 : x
  2. Step 2: Convert to fraction form
    1,403,931.78/1,937,426.22 = 792,214.18/x
  3. Step 3: Cross multiply
    1,403,931.78x = 1,937,426.22 × 792,214.18
  4. Step 4: Simplify right side
    1,403,931.78x = 1,534,856,524,187.80
  5. Step 5: Solve for x
    x = 1,534,856,524,187.80/1,403,931.78
  6. Step 6: Final answer
    x = 1,093,255.77

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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.