Home / 1,933,178.96-2,667,490.40-1,117,225.07

Finding the Fourth Proportional to 1,933,178.96, 2,667,490.40 and 1,117,225.07

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Solution

The fourth proportional to 1,933,178.96, 2,667,490.40 and 1,117,225.07 is: 1,541,599.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,178.96 : 2,667,490.40 = 1,117,225.07 : x
  2. Step 2: Convert to fraction form
    1,933,178.96/2,667,490.40 = 1,117,225.07/x
  3. Step 3: Cross multiply
    1,933,178.96x = 2,667,490.40 × 1,117,225.07
  4. Step 4: Simplify right side
    1,933,178.96x = 2,980,187,129,940.75
  5. Step 5: Solve for x
    x = 2,980,187,129,940.75/1,933,178.96
  6. Step 6: Final answer
    x = 1,541,599.20

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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.