Home / 3,015,558.18-4,161,502.44-1,638,901.89

Finding the Fourth Proportional to 3,015,558.18, 4,161,502.44 and 1,638,901.89

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Solution

The fourth proportional to 3,015,558.18, 4,161,502.44 and 1,638,901.89 is: 2,261,702.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,558.18 : 4,161,502.44 = 1,638,901.89 : x
  2. Step 2: Convert to fraction form
    3,015,558.18/4,161,502.44 = 1,638,901.89/x
  3. Step 3: Cross multiply
    3,015,558.18x = 4,161,502.44 × 1,638,901.89
  4. Step 4: Simplify right side
    3,015,558.18x = 6,820,294,214,155.61
  5. Step 5: Solve for x
    x = 6,820,294,214,155.61/3,015,558.18
  6. Step 6: Final answer
    x = 2,261,702.08

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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.