Home / 1,775,141.10-2,662,711.65-1,105,481.70

Finding the Fourth Proportional to 1,775,141.10, 2,662,711.65 and 1,105,481.70

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Solution

The fourth proportional to 1,775,141.10, 2,662,711.65 and 1,105,481.70 is: 1,658,222.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,141.10 : 2,662,711.65 = 1,105,481.70 : x
  2. Step 2: Convert to fraction form
    1,775,141.10/2,662,711.65 = 1,105,481.70/x
  3. Step 3: Cross multiply
    1,775,141.10x = 2,662,711.65 × 1,105,481.70
  4. Step 4: Simplify right side
    1,775,141.10x = 2,943,579,001,451.81
  5. Step 5: Solve for x
    x = 2,943,579,001,451.81/1,775,141.10
  6. Step 6: Final answer
    x = 1,658,222.55

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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.