Home / 2,041,370.64-2,816,908.38-1,181,988.90

Finding the Fourth Proportional to 2,041,370.64, 2,816,908.38 and 1,181,988.90

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Solution

The fourth proportional to 2,041,370.64, 2,816,908.38 and 1,181,988.90 is: 1,631,038.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041,370.64 : 2,816,908.38 = 1,181,988.90 : x
  2. Step 2: Convert to fraction form
    2,041,370.64/2,816,908.38 = 1,181,988.90/x
  3. Step 3: Cross multiply
    2,041,370.64x = 2,816,908.38 × 1,181,988.90
  4. Step 4: Simplify right side
    2,041,370.64x = 3,329,554,437,476.98
  5. Step 5: Solve for x
    x = 3,329,554,437,476.98/2,041,370.64
  6. Step 6: Final answer
    x = 1,631,038.66

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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.