Home / 2,772,078.45-4,158,117.68-1,353,044.85

Finding the Fourth Proportional to 2,772,078.45, 4,158,117.68 and 1,353,044.85

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Solution

The fourth proportional to 2,772,078.45, 4,158,117.68 and 1,353,044.85 is: 2,029,567.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,078.45 : 4,158,117.68 = 1,353,044.85 : x
  2. Step 2: Convert to fraction form
    2,772,078.45/4,158,117.68 = 1,353,044.85/x
  3. Step 3: Cross multiply
    2,772,078.45x = 4,158,117.68 × 1,353,044.85
  4. Step 4: Simplify right side
    2,772,078.45x = 5,626,119,712,617.95
  5. Step 5: Solve for x
    x = 5,626,119,712,617.95/2,772,078.45
  6. Step 6: Final answer
    x = 2,029,567.28

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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.