Home / 1,187,192.23-1,780,807.88-334,284.44

Finding the Fourth Proportional to 1,187,192.23, 1,780,807.88 and 334,284.44

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Solution

The fourth proportional to 1,187,192.23, 1,780,807.88 and 334,284.44 is: 501,432.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,192.23 : 1,780,807.88 = 334,284.44 : x
  2. Step 2: Convert to fraction form
    1,187,192.23/1,780,807.88 = 334,284.44/x
  3. Step 3: Cross multiply
    1,187,192.23x = 1,780,807.88 × 334,284.44
  4. Step 4: Simplify right side
    1,187,192.23x = 595,296,356,845.06
  5. Step 5: Solve for x
    x = 595,296,356,845.06/1,187,192.23
  6. Step 6: Final answer
    x = 501,432.15

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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.