Home / 1,877,658.07-2,591,168.82-1,018,218.10

Finding the Fourth Proportional to 1,877,658.07, 2,591,168.82 and 1,018,218.10

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Solution

The fourth proportional to 1,877,658.07, 2,591,168.82 and 1,018,218.10 is: 1,405,141.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,658.07 : 2,591,168.82 = 1,018,218.10 : x
  2. Step 2: Convert to fraction form
    1,877,658.07/2,591,168.82 = 1,018,218.10/x
  3. Step 3: Cross multiply
    1,877,658.07x = 2,591,168.82 × 1,018,218.10
  4. Step 4: Simplify right side
    1,877,658.07x = 2,638,374,986,201.72
  5. Step 5: Solve for x
    x = 2,638,374,986,201.72/1,877,658.07
  6. Step 6: Final answer
    x = 1,405,141.35

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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.