Home / 2,118,813.63-2,923,948.29-1,151,943.90

Finding the Fourth Proportional to 2,118,813.63, 2,923,948.29 and 1,151,943.90

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Solution

The fourth proportional to 2,118,813.63, 2,923,948.29 and 1,151,943.90 is: 1,589,674.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,813.63 : 2,923,948.29 = 1,151,943.90 : x
  2. Step 2: Convert to fraction form
    2,118,813.63/2,923,948.29 = 1,151,943.90/x
  3. Step 3: Cross multiply
    2,118,813.63x = 2,923,948.29 × 1,151,943.90
  4. Step 4: Simplify right side
    2,118,813.63x = 3,368,224,396,580.93
  5. Step 5: Solve for x
    x = 3,368,224,396,580.93/2,118,813.63
  6. Step 6: Final answer
    x = 1,589,674.69

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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.