Home / 1,560,559.50-2,340,839.26-378,607.50

Finding the Fourth Proportional to 1,560,559.50, 2,340,839.26 and 378,607.50

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Solution

The fourth proportional to 1,560,559.50, 2,340,839.26 and 378,607.50 is: 567,911.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,559.50 : 2,340,839.26 = 378,607.50 : x
  2. Step 2: Convert to fraction form
    1,560,559.50/2,340,839.26 = 378,607.50/x
  3. Step 3: Cross multiply
    1,560,559.50x = 2,340,839.26 × 378,607.50
  4. Step 4: Simplify right side
    1,560,559.50x = 886,259,300,130.45
  5. Step 5: Solve for x
    x = 886,259,300,130.45/1,560,559.50
  6. Step 6: Final answer
    x = 567,911.25

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Double scale
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Similar ratio
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1.5x scale

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.