Home / 1,661,714.10-2,493,555.30-1,211,301.45

Finding the Fourth Proportional to 1,661,714.10, 2,493,555.30 and 1,211,301.45

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Solution

The fourth proportional to 1,661,714.10, 2,493,555.30 and 1,211,301.45 is: 1,817,669.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,714.10 : 2,493,555.30 = 1,211,301.45 : x
  2. Step 2: Convert to fraction form
    1,661,714.10/2,493,555.30 = 1,211,301.45/x
  3. Step 3: Cross multiply
    1,661,714.10x = 2,493,555.30 × 1,211,301.45
  4. Step 4: Simplify right side
    1,661,714.10x = 3,020,447,150,545.18
  5. Step 5: Solve for x
    x = 3,020,447,150,545.18/1,661,714.10
  6. Step 6: Final answer
    x = 1,817,669.57

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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.