Home / 1,581,935.13-2,183,059.55-856,766.23

Finding the Fourth Proportional to 1,581,935.13, 2,183,059.55 and 856,766.23

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Solution

The fourth proportional to 1,581,935.13, 2,183,059.55 and 856,766.23 is: 1,182,331.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,935.13 : 2,183,059.55 = 856,766.23 : x
  2. Step 2: Convert to fraction form
    1,581,935.13/2,183,059.55 = 856,766.23/x
  3. Step 3: Cross multiply
    1,581,935.13x = 2,183,059.55 × 856,766.23
  4. Step 4: Simplify right side
    1,581,935.13x = 1,870,371,697,203.26
  5. Step 5: Solve for x
    x = 1,870,371,697,203.26/1,581,935.13
  6. Step 6: Final answer
    x = 1,182,331.48

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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.