Home / 3,520,416.66-5,281,762.23-1,628,399.22

Finding the Fourth Proportional to 3,520,416.66, 5,281,762.23 and 1,628,399.22

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Solution

The fourth proportional to 3,520,416.66, 5,281,762.23 and 1,628,399.22 is: 2,443,124.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,416.66 : 5,281,762.23 = 1,628,399.22 : x
  2. Step 2: Convert to fraction form
    3,520,416.66/5,281,762.23 = 1,628,399.22/x
  3. Step 3: Cross multiply
    3,520,416.66x = 5,281,762.23 × 1,628,399.22
  4. Step 4: Simplify right side
    3,520,416.66x = 8,600,817,495,557.46
  5. Step 5: Solve for x
    x = 8,600,817,495,557.46/3,520,416.66
  6. Step 6: Final answer
    x = 2,443,124.87

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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.