Home / 1,920,571.01-2,650,441.46-1,061,186.66

Finding the Fourth Proportional to 1,920,571.01, 2,650,441.46 and 1,061,186.66

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Solution

The fourth proportional to 1,920,571.01, 2,650,441.46 and 1,061,186.66 is: 1,464,467.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,571.01 : 2,650,441.46 = 1,061,186.66 : x
  2. Step 2: Convert to fraction form
    1,920,571.01/2,650,441.46 = 1,061,186.66/x
  3. Step 3: Cross multiply
    1,920,571.01x = 2,650,441.46 × 1,061,186.66
  4. Step 4: Simplify right side
    1,920,571.01x = 2,812,613,120,462.92
  5. Step 5: Solve for x
    x = 2,812,613,120,462.92/1,920,571.01
  6. Step 6: Final answer
    x = 1,464,467.13

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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.