Home / 3,540,347.40-4,885,537.50-2,090,509.77

Finding the Fourth Proportional to 3,540,347.40, 4,885,537.50 and 2,090,509.77

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Solution

The fourth proportional to 3,540,347.40, 4,885,537.50 and 2,090,509.77 is: 2,884,819.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,347.40 : 4,885,537.50 = 2,090,509.77 : x
  2. Step 2: Convert to fraction form
    3,540,347.40/4,885,537.50 = 2,090,509.77/x
  3. Step 3: Cross multiply
    3,540,347.40x = 4,885,537.50 × 2,090,509.77
  4. Step 4: Simplify right side
    3,540,347.40x = 10,213,263,875,451.38
  5. Step 5: Solve for x
    x = 10,213,263,875,451.38/3,540,347.40
  6. Step 6: Final answer
    x = 2,884,819.69

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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.