Home / 1,886,780.15-2,824,855.52-1,695,461.39

Finding the Fourth Proportional to 1,886,780.15, 2,824,855.52 and 1,695,461.39

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Solution

The fourth proportional to 1,886,780.15, 2,824,855.52 and 1,695,461.39 is: 2,538,416.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,780.15 : 2,824,855.52 = 1,695,461.39 : x
  2. Step 2: Convert to fraction form
    1,886,780.15/2,824,855.52 = 1,695,461.39/x
  3. Step 3: Cross multiply
    1,886,780.15x = 2,824,855.52 × 1,695,461.39
  4. Step 4: Simplify right side
    1,886,780.15x = 4,789,433,465,073.21
  5. Step 5: Solve for x
    x = 4,789,433,465,073.21/1,886,780.15
  6. Step 6: Final answer
    x = 2,538,416.28

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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.