Home / 1,565,887.57-2,161,076.54-877,676.33

Finding the Fourth Proportional to 1,565,887.57, 2,161,076.54 and 877,676.33

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Solution

The fourth proportional to 1,565,887.57, 2,161,076.54 and 877,676.33 is: 1,211,278.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,887.57 : 2,161,076.54 = 877,676.33 : x
  2. Step 2: Convert to fraction form
    1,565,887.57/2,161,076.54 = 877,676.33/x
  3. Step 3: Cross multiply
    1,565,887.57x = 2,161,076.54 × 877,676.33
  4. Step 4: Simplify right side
    1,565,887.57x = 1,896,725,727,490.61
  5. Step 5: Solve for x
    x = 1,896,725,727,490.61/1,565,887.57
  6. Step 6: Final answer
    x = 1,211,278.36

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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.