Home / 1,574,385.80-2,361,578.70-509,462.60

Finding the Fourth Proportional to 1,574,385.80, 2,361,578.70 and 509,462.60

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Solution

The fourth proportional to 1,574,385.80, 2,361,578.70 and 509,462.60 is: 764,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,385.80 : 2,361,578.70 = 509,462.60 : x
  2. Step 2: Convert to fraction form
    1,574,385.80/2,361,578.70 = 509,462.60/x
  3. Step 3: Cross multiply
    1,574,385.80x = 2,361,578.70 × 509,462.60
  4. Step 4: Simplify right side
    1,574,385.80x = 1,203,136,024,606.62
  5. Step 5: Solve for x
    x = 1,203,136,024,606.62/1,574,385.80
  6. Step 6: Final answer
    x = 764,193.90

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Double scale
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Similar ratio
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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.