Home / 1,920,658.13-2,650,502.77-1,061,212.26

Finding the Fourth Proportional to 1,920,658.13, 2,650,502.77 and 1,061,212.26

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Solution

The fourth proportional to 1,920,658.13, 2,650,502.77 and 1,061,212.26 is: 1,464,469.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,658.13 : 2,650,502.77 = 1,061,212.26 : x
  2. Step 2: Convert to fraction form
    1,920,658.13/2,650,502.77 = 1,061,212.26/x
  3. Step 3: Cross multiply
    1,920,658.13x = 2,650,502.77 × 1,061,212.26
  4. Step 4: Simplify right side
    1,920,658.13x = 2,812,746,034,687.96
  5. Step 5: Solve for x
    x = 2,812,746,034,687.96/1,920,658.13
  6. Step 6: Final answer
    x = 1,464,469.91

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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.