Home / 1,749,861.20-2,624,467.80-487,427.60

Finding the Fourth Proportional to 1,749,861.20, 2,624,467.80 and 487,427.60

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Solution

The fourth proportional to 1,749,861.20, 2,624,467.80 and 487,427.60 is: 731,051.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,861.20 : 2,624,467.80 = 487,427.60 : x
  2. Step 2: Convert to fraction form
    1,749,861.20/2,624,467.80 = 487,427.60/x
  3. Step 3: Cross multiply
    1,749,861.20x = 2,624,467.80 × 487,427.60
  4. Step 4: Simplify right side
    1,749,861.20x = 1,279,238,041,031.28
  5. Step 5: Solve for x
    x = 1,279,238,041,031.28/1,749,861.20
  6. Step 6: Final answer
    x = 731,051.15

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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.