Home / 2,721,834.50-4,083,341.79-828,526.46

Finding the Fourth Proportional to 2,721,834.50, 4,083,341.79 and 828,526.46

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Solution

The fourth proportional to 2,721,834.50, 4,083,341.79 and 828,526.46 is: 1,242,969.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721,834.50 : 4,083,341.79 = 828,526.46 : x
  2. Step 2: Convert to fraction form
    2,721,834.50/4,083,341.79 = 828,526.46/x
  3. Step 3: Cross multiply
    2,721,834.50x = 4,083,341.79 × 828,526.46
  4. Step 4: Simplify right side
    2,721,834.50x = 3,383,156,718,238.76
  5. Step 5: Solve for x
    x = 3,383,156,718,238.76/2,721,834.50
  6. Step 6: Final answer
    x = 1,242,969.30

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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.