Home / 1,218,162.42-1,826,216.17-767,891.01

Finding the Fourth Proportional to 1,218,162.42, 1,826,216.17 and 767,891.01

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Solution

The fourth proportional to 1,218,162.42, 1,826,216.17 and 767,891.01 is: 1,151,188.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,162.42 : 1,826,216.17 = 767,891.01 : x
  2. Step 2: Convert to fraction form
    1,218,162.42/1,826,216.17 = 767,891.01/x
  3. Step 3: Cross multiply
    1,218,162.42x = 1,826,216.17 × 767,891.01
  4. Step 4: Simplify right side
    1,218,162.42x = 1,402,334,979,259.63
  5. Step 5: Solve for x
    x = 1,402,334,979,259.63/1,218,162.42
  6. Step 6: Final answer
    x = 1,151,188.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.