Home / 1,887,363.66-2,832,263.46-689,185.66

Finding the Fourth Proportional to 1,887,363.66, 2,832,263.46 and 689,185.66

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Solution

The fourth proportional to 1,887,363.66, 2,832,263.46 and 689,185.66 is: 1,034,223.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,363.66 : 2,832,263.46 = 689,185.66 : x
  2. Step 2: Convert to fraction form
    1,887,363.66/2,832,263.46 = 689,185.66/x
  3. Step 3: Cross multiply
    1,887,363.66x = 2,832,263.46 × 689,185.66
  4. Step 4: Simplify right side
    1,887,363.66x = 1,951,955,361,973.98
  5. Step 5: Solve for x
    x = 1,951,955,361,973.98/1,887,363.66
  6. Step 6: Final answer
    x = 1,034,223.24

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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.