Home / 877,198.94-1,316,323.29-805,815.26

Finding the Fourth Proportional to 877,198.94, 1,316,323.29 and 805,815.26

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Solution

The fourth proportional to 877,198.94, 1,316,323.29 and 805,815.26 is: 1,209,205.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,198.94 : 1,316,323.29 = 805,815.26 : x
  2. Step 2: Convert to fraction form
    877,198.94/1,316,323.29 = 805,815.26/x
  3. Step 3: Cross multiply
    877,198.94x = 1,316,323.29 × 805,815.26
  4. Step 4: Simplify right side
    877,198.94x = 1,060,713,388,870.06
  5. Step 5: Solve for x
    x = 1,060,713,388,870.06/877,198.94
  6. Step 6: Final answer
    x = 1,209,205.05

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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.