Home / 1,623,738.45-2,240,703.75-898,616.73

Finding the Fourth Proportional to 1,623,738.45, 2,240,703.75 and 898,616.73

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Solution

The fourth proportional to 1,623,738.45, 2,240,703.75 and 898,616.73 is: 1,240,060.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,738.45 : 2,240,703.75 = 898,616.73 : x
  2. Step 2: Convert to fraction form
    1,623,738.45/2,240,703.75 = 898,616.73/x
  3. Step 3: Cross multiply
    1,623,738.45x = 2,240,703.75 × 898,616.73
  4. Step 4: Simplify right side
    1,623,738.45x = 2,013,533,876,723.74
  5. Step 5: Solve for x
    x = 2,013,533,876,723.74/1,623,738.45
  6. Step 6: Final answer
    x = 1,240,060.48

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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.