Home / 3,540,344.40-4,885,533.36-2,090,506.77

Finding the Fourth Proportional to 3,540,344.40, 4,885,533.36 and 2,090,506.77

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Solution

The fourth proportional to 3,540,344.40, 4,885,533.36 and 2,090,506.77 is: 2,884,815.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,344.40 : 4,885,533.36 = 2,090,506.77 : x
  2. Step 2: Convert to fraction form
    3,540,344.40/4,885,533.36 = 2,090,506.77/x
  3. Step 3: Cross multiply
    3,540,344.40x = 4,885,533.36 × 2,090,506.77
  4. Step 4: Simplify right side
    3,540,344.40x = 10,213,240,564,140.85
  5. Step 5: Solve for x
    x = 10,213,240,564,140.85/3,540,344.40
  6. Step 6: Final answer
    x = 2,884,815.55

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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.