Home / 1,775,008.70-2,662,513.05-1,479,763.70

Finding the Fourth Proportional to 1,775,008.70, 2,662,513.05 and 1,479,763.70

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Solution

The fourth proportional to 1,775,008.70, 2,662,513.05 and 1,479,763.70 is: 2,219,645.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,008.70 : 2,662,513.05 = 1,479,763.70 : x
  2. Step 2: Convert to fraction form
    1,775,008.70/2,662,513.05 = 1,479,763.70/x
  3. Step 3: Cross multiply
    1,775,008.70x = 2,662,513.05 × 1,479,763.70
  4. Step 4: Simplify right side
    1,775,008.70x = 3,939,890,162,166.28
  5. Step 5: Solve for x
    x = 3,939,890,162,166.28/1,775,008.70
  6. Step 6: Final answer
    x = 2,219,645.55

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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.