Home / 1,940,267.60-2,910,401.40-1,853,176.40

Finding the Fourth Proportional to 1,940,267.60, 2,910,401.40 and 1,853,176.40

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Solution

The fourth proportional to 1,940,267.60, 2,910,401.40 and 1,853,176.40 is: 2,779,764.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,267.60 : 2,910,401.40 = 1,853,176.40 : x
  2. Step 2: Convert to fraction form
    1,940,267.60/2,910,401.40 = 1,853,176.40/x
  3. Step 3: Cross multiply
    1,940,267.60x = 2,910,401.40 × 1,853,176.40
  4. Step 4: Simplify right side
    1,940,267.60x = 5,393,487,189,006.96
  5. Step 5: Solve for x
    x = 5,393,487,189,006.96/1,940,267.60
  6. Step 6: Final answer
    x = 2,779,764.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.