Home / 2,051,238.30-3,076,857.45-988,356.30

Finding the Fourth Proportional to 2,051,238.30, 3,076,857.45 and 988,356.30

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Solution

The fourth proportional to 2,051,238.30, 3,076,857.45 and 988,356.30 is: 1,482,534.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,238.30 : 3,076,857.45 = 988,356.30 : x
  2. Step 2: Convert to fraction form
    2,051,238.30/3,076,857.45 = 988,356.30/x
  3. Step 3: Cross multiply
    2,051,238.30x = 3,076,857.45 × 988,356.30
  4. Step 4: Simplify right side
    2,051,238.30x = 3,041,031,444,909.44
  5. Step 5: Solve for x
    x = 3,041,031,444,909.44/2,051,238.30
  6. Step 6: Final answer
    x = 1,482,534.45

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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.