Home / 2,017,384.10-3,031,981.05-1,981,954.70

Finding the Fourth Proportional to 2,017,384.10, 3,031,981.05 and 1,981,954.70

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Solution

The fourth proportional to 2,017,384.10, 3,031,981.05 and 1,981,954.70 is: 2,978,733.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017,384.10 : 3,031,981.05 = 1,981,954.70 : x
  2. Step 2: Convert to fraction form
    2,017,384.10/3,031,981.05 = 1,981,954.70/x
  3. Step 3: Cross multiply
    2,017,384.10x = 3,031,981.05 × 1,981,954.70
  4. Step 4: Simplify right side
    2,017,384.10x = 6,009,249,092,358.44
  5. Step 5: Solve for x
    x = 6,009,249,092,358.44/2,017,384.10
  6. Step 6: Final answer
    x = 2,978,733.25

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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.