Home / 1,206,219.96-1,804,807.56-718,116.74

Finding the Fourth Proportional to 1,206,219.96, 1,804,807.56 and 718,116.74

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Solution

The fourth proportional to 1,206,219.96, 1,804,807.56 and 718,116.74 is: 1,074,482.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,219.96 : 1,804,807.56 = 718,116.74 : x
  2. Step 2: Convert to fraction form
    1,206,219.96/1,804,807.56 = 718,116.74/x
  3. Step 3: Cross multiply
    1,206,219.96x = 1,804,807.56 × 718,116.74
  4. Step 4: Simplify right side
    1,206,219.96x = 1,296,062,521,314.55
  5. Step 5: Solve for x
    x = 1,296,062,521,314.55/1,206,219.96
  6. Step 6: Final answer
    x = 1,074,482.73

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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.