Home / 3,745,025.99-5,173,426.65-2,980,100.87

Finding the Fourth Proportional to 3,745,025.99, 5,173,426.65 and 2,980,100.87

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Solution

The fourth proportional to 3,745,025.99, 5,173,426.65 and 2,980,100.87 is: 4,116,749.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745,025.99 : 5,173,426.65 = 2,980,100.87 : x
  2. Step 2: Convert to fraction form
    3,745,025.99/5,173,426.65 = 2,980,100.87/x
  3. Step 3: Cross multiply
    3,745,025.99x = 5,173,426.65 × 2,980,100.87
  4. Step 4: Simplify right side
    3,745,025.99x = 15,417,333,219,778.55
  5. Step 5: Solve for x
    x = 15,417,333,219,778.55/3,745,025.99
  6. Step 6: Final answer
    x = 4,116,749.33

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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.