Home / 855,618.41-1,281,582.52-805,313.16

Finding the Fourth Proportional to 855,618.41, 1,281,582.52 and 805,313.16

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Solution

The fourth proportional to 855,618.41, 1,281,582.52 and 805,313.16 is: 1,206,233.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,618.41 : 1,281,582.52 = 805,313.16 : x
  2. Step 2: Convert to fraction form
    855,618.41/1,281,582.52 = 805,313.16/x
  3. Step 3: Cross multiply
    855,618.41x = 1,281,582.52 × 805,313.16
  4. Step 4: Simplify right side
    855,618.41x = 1,032,075,265,629.17
  5. Step 5: Solve for x
    x = 1,032,075,265,629.17/855,618.41
  6. Step 6: Final answer
    x = 1,206,233.12

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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.