Home / 2,017,384.60-3,031,981.80-1,981,955.20

Finding the Fourth Proportional to 2,017,384.60, 3,031,981.80 and 1,981,955.20

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Solution

The fourth proportional to 2,017,384.60, 3,031,981.80 and 1,981,955.20 is: 2,978,734.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017,384.60 : 3,031,981.80 = 1,981,955.20 : x
  2. Step 2: Convert to fraction form
    2,017,384.60/3,031,981.80 = 1,981,955.20/x
  3. Step 3: Cross multiply
    2,017,384.60x = 3,031,981.80 × 1,981,955.20
  4. Step 4: Simplify right side
    2,017,384.60x = 6,009,252,094,815.36
  5. Step 5: Solve for x
    x = 6,009,252,094,815.36/2,017,384.60
  6. Step 6: Final answer
    x = 2,978,734.00

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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.