Home / 1,931,199.60-2,896,799.39-1,029,910.78

Finding the Fourth Proportional to 1,931,199.60, 2,896,799.39 and 1,029,910.78

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Solution

The fourth proportional to 1,931,199.60, 2,896,799.39 and 1,029,910.78 is: 1,544,866.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,199.60 : 2,896,799.39 = 1,029,910.78 : x
  2. Step 2: Convert to fraction form
    1,931,199.60/2,896,799.39 = 1,029,910.78/x
  3. Step 3: Cross multiply
    1,931,199.60x = 2,896,799.39 × 1,029,910.78
  4. Step 4: Simplify right side
    1,931,199.60x = 2,983,444,899,624.87
  5. Step 5: Solve for x
    x = 2,983,444,899,624.87/1,931,199.60
  6. Step 6: Final answer
    x = 1,544,866.16

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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.