Home / 1,538,803.85-2,123,813.00-894,597.71

Finding the Fourth Proportional to 1,538,803.85, 2,123,813.00 and 894,597.71

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Solution

The fourth proportional to 1,538,803.85, 2,123,813.00 and 894,597.71 is: 1,234,698.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,803.85 : 2,123,813.00 = 894,597.71 : x
  2. Step 2: Convert to fraction form
    1,538,803.85/2,123,813.00 = 894,597.71/x
  3. Step 3: Cross multiply
    1,538,803.85x = 2,123,813.00 × 894,597.71
  4. Step 4: Simplify right side
    1,538,803.85x = 1,899,958,231,176.18
  5. Step 5: Solve for x
    x = 1,899,958,231,176.18/1,538,803.85
  6. Step 6: Final answer
    x = 1,234,698.13

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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.