Home / 2,834,722.52-3,913,508.95-1,964,821.40

Finding the Fourth Proportional to 2,834,722.52, 3,913,508.95 and 1,964,821.40

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Solution

The fourth proportional to 2,834,722.52, 3,913,508.95 and 1,964,821.40 is: 2,712,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834,722.52 : 3,913,508.95 = 1,964,821.40 : x
  2. Step 2: Convert to fraction form
    2,834,722.52/3,913,508.95 = 1,964,821.40/x
  3. Step 3: Cross multiply
    2,834,722.52x = 3,913,508.95 × 1,964,821.40
  4. Step 4: Simplify right side
    2,834,722.52x = 7,689,346,109,571.93
  5. Step 5: Solve for x
    x = 7,689,346,109,571.93/2,834,722.52
  6. Step 6: Final answer
    x = 2,712,556.90

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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.