Home / 1,933,040.70-2,899,561.05-988,256.70

Finding the Fourth Proportional to 1,933,040.70, 2,899,561.05 and 988,256.70

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Solution

The fourth proportional to 1,933,040.70, 2,899,561.05 and 988,256.70 is: 1,482,385.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,040.70 : 2,899,561.05 = 988,256.70 : x
  2. Step 2: Convert to fraction form
    1,933,040.70/2,899,561.05 = 988,256.70/x
  3. Step 3: Cross multiply
    1,933,040.70x = 2,899,561.05 × 988,256.70
  4. Step 4: Simplify right side
    1,933,040.70x = 2,865,510,634,721.53
  5. Step 5: Solve for x
    x = 2,865,510,634,721.53/1,933,040.70
  6. Step 6: Final answer
    x = 1,482,385.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.