Home / 1,548,554.29-2,136,945.50-860,269.42

Finding the Fourth Proportional to 1,548,554.29, 2,136,945.50 and 860,269.42

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Solution

The fourth proportional to 1,548,554.29, 2,136,945.50 and 860,269.42 is: 1,187,138.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548,554.29 : 2,136,945.50 = 860,269.42 : x
  2. Step 2: Convert to fraction form
    1,548,554.29/2,136,945.50 = 860,269.42/x
  3. Step 3: Cross multiply
    1,548,554.29x = 2,136,945.50 × 860,269.42
  4. Step 4: Simplify right side
    1,548,554.29x = 1,838,348,850,870.54
  5. Step 5: Solve for x
    x = 1,838,348,850,870.54/1,548,554.29
  6. Step 6: Final answer
    x = 1,187,138.78

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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.