Home / 2,789,318.51-3,849,048.48-1,565,387.57

Finding the Fourth Proportional to 2,789,318.51, 3,849,048.48 and 1,565,387.57

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Solution

The fourth proportional to 2,789,318.51, 3,849,048.48 and 1,565,387.57 is: 2,160,116.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789,318.51 : 3,849,048.48 = 1,565,387.57 : x
  2. Step 2: Convert to fraction form
    2,789,318.51/3,849,048.48 = 1,565,387.57/x
  3. Step 3: Cross multiply
    2,789,318.51x = 3,849,048.48 × 1,565,387.57
  4. Step 4: Simplify right side
    2,789,318.51x = 6,025,252,619,847.21
  5. Step 5: Solve for x
    x = 6,025,252,619,847.21/2,789,318.51
  6. Step 6: Final answer
    x = 2,160,116.39

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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.