Home / 1,812,021.40-2,718,032.58-532,628.92

Finding the Fourth Proportional to 1,812,021.40, 2,718,032.58 and 532,628.92

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Solution

The fourth proportional to 1,812,021.40, 2,718,032.58 and 532,628.92 is: 798,943.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,021.40 : 2,718,032.58 = 532,628.92 : x
  2. Step 2: Convert to fraction form
    1,812,021.40/2,718,032.58 = 532,628.92/x
  3. Step 3: Cross multiply
    1,812,021.40x = 2,718,032.58 × 532,628.92
  4. Step 4: Simplify right side
    1,812,021.40x = 1,447,702,757,610.21
  5. Step 5: Solve for x
    x = 1,447,702,757,610.21/1,812,021.40
  6. Step 6: Final answer
    x = 798,943.52

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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.