Home / 1,682,779.71-2,322,226.81-918,827.80

Finding the Fourth Proportional to 1,682,779.71, 2,322,226.81 and 918,827.80

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Solution

The fourth proportional to 1,682,779.71, 2,322,226.81 and 918,827.80 is: 1,267,977.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,779.71 : 2,322,226.81 = 918,827.80 : x
  2. Step 2: Convert to fraction form
    1,682,779.71/2,322,226.81 = 918,827.80/x
  3. Step 3: Cross multiply
    1,682,779.71x = 2,322,226.81 × 918,827.80
  4. Step 4: Simplify right side
    1,682,779.71x = 2,133,726,550,933.32
  5. Step 5: Solve for x
    x = 2,133,726,550,933.32/1,682,779.71
  6. Step 6: Final answer
    x = 1,267,977.35

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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.