Home / 1,212,204.38-1,673,923.38-1,154,779.22

Finding the Fourth Proportional to 1,212,204.38, 1,673,923.38 and 1,154,779.22

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Solution

The fourth proportional to 1,212,204.38, 1,673,923.38 and 1,154,779.22 is: 1,594,625.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,204.38 : 1,673,923.38 = 1,154,779.22 : x
  2. Step 2: Convert to fraction form
    1,212,204.38/1,673,923.38 = 1,154,779.22/x
  3. Step 3: Cross multiply
    1,212,204.38x = 1,673,923.38 × 1,154,779.22
  4. Step 4: Simplify right side
    1,212,204.38x = 1,933,011,939,280.97
  5. Step 5: Solve for x
    x = 1,933,011,939,280.97/1,212,204.38
  6. Step 6: Final answer
    x = 1,594,625.44

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1.5x scale

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.