Home / 2,085,855.84-2,878,521.84-1,361,167.20

Finding the Fourth Proportional to 2,085,855.84, 2,878,521.84 and 1,361,167.20

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Solution

The fourth proportional to 2,085,855.84, 2,878,521.84 and 1,361,167.20 is: 1,878,437.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,855.84 : 2,878,521.84 = 1,361,167.20 : x
  2. Step 2: Convert to fraction form
    2,085,855.84/2,878,521.84 = 1,361,167.20/x
  3. Step 3: Cross multiply
    2,085,855.84x = 2,878,521.84 × 1,361,167.20
  4. Step 4: Simplify right side
    2,085,855.84x = 3,918,149,513,091.65
  5. Step 5: Solve for x
    x = 3,918,149,513,091.65/2,085,855.84
  6. Step 6: Final answer
    x = 1,878,437.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.