Home / 2,808,774.69-3,880,077.17-2,235,080.85

Finding the Fourth Proportional to 2,808,774.69, 3,880,077.17 and 2,235,080.85

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Solution

The fourth proportional to 2,808,774.69, 3,880,077.17 and 2,235,080.85 is: 3,087,569.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,774.69 : 3,880,077.17 = 2,235,080.85 : x
  2. Step 2: Convert to fraction form
    2,808,774.69/3,880,077.17 = 2,235,080.85/x
  3. Step 3: Cross multiply
    2,808,774.69x = 3,880,077.17 × 2,235,080.85
  4. Step 4: Simplify right side
    2,808,774.69x = 8,672,286,168,013.79
  5. Step 5: Solve for x
    x = 8,672,286,168,013.79/2,808,774.69
  6. Step 6: Final answer
    x = 3,087,569.18

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1.5x scale

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.