Home / 1,896,788.72-2,617,531.80-1,037,346.32

Finding the Fourth Proportional to 1,896,788.72, 2,617,531.80 and 1,037,346.32

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Solution

The fourth proportional to 1,896,788.72, 2,617,531.80 and 1,037,346.32 is: 1,431,517.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,788.72 : 2,617,531.80 = 1,037,346.32 : x
  2. Step 2: Convert to fraction form
    1,896,788.72/2,617,531.80 = 1,037,346.32/x
  3. Step 3: Cross multiply
    1,896,788.72x = 2,617,531.80 × 1,037,346.32
  4. Step 4: Simplify right side
    1,896,788.72x = 2,715,286,980,212.98
  5. Step 5: Solve for x
    x = 2,715,286,980,212.98/1,896,788.72
  6. Step 6: Final answer
    x = 1,431,517.89

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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.