Home / 1,073,118.39-1,479,423.63-856,063.77

Finding the Fourth Proportional to 1,073,118.39, 1,479,423.63 and 856,063.77

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Solution

The fourth proportional to 1,073,118.39, 1,479,423.63 and 856,063.77 is: 1,180,187.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,118.39 : 1,479,423.63 = 856,063.77 : x
  2. Step 2: Convert to fraction form
    1,073,118.39/1,479,423.63 = 856,063.77/x
  3. Step 3: Cross multiply
    1,073,118.39x = 1,479,423.63 × 856,063.77
  4. Step 4: Simplify right side
    1,073,118.39x = 1,266,480,970,124.89
  5. Step 5: Solve for x
    x = 1,266,480,970,124.89/1,073,118.39
  6. Step 6: Final answer
    x = 1,180,187.56

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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.