Home / 1,557,880.80-2,336,821.20-886,034.40

Finding the Fourth Proportional to 1,557,880.80, 2,336,821.20 and 886,034.40

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Solution

The fourth proportional to 1,557,880.80, 2,336,821.20 and 886,034.40 is: 1,329,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,880.80 : 2,336,821.20 = 886,034.40 : x
  2. Step 2: Convert to fraction form
    1,557,880.80/2,336,821.20 = 886,034.40/x
  3. Step 3: Cross multiply
    1,557,880.80x = 2,336,821.20 × 886,034.40
  4. Step 4: Simplify right side
    1,557,880.80x = 2,070,503,969,849.28
  5. Step 5: Solve for x
    x = 2,070,503,969,849.28/1,557,880.80
  6. Step 6: Final answer
    x = 1,329,051.60

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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.