Home / 1,400,616.09-1,932,823.95-856,711.92

Finding the Fourth Proportional to 1,400,616.09, 1,932,823.95 and 856,711.92

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Solution

The fourth proportional to 1,400,616.09, 1,932,823.95 and 856,711.92 is: 1,182,246.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,616.09 : 1,932,823.95 = 856,711.92 : x
  2. Step 2: Convert to fraction form
    1,400,616.09/1,932,823.95 = 856,711.92/x
  3. Step 3: Cross multiply
    1,400,616.09x = 1,932,823.95 × 856,711.92
  4. Step 4: Simplify right side
    1,400,616.09x = 1,655,873,317,226.48
  5. Step 5: Solve for x
    x = 1,655,873,317,226.48/1,400,616.09
  6. Step 6: Final answer
    x = 1,182,246.39

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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.