Home / 1,856,322.63-2,784,486.15-508,496.86

Finding the Fourth Proportional to 1,856,322.63, 2,784,486.15 and 508,496.86

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Solution

The fourth proportional to 1,856,322.63, 2,784,486.15 and 508,496.86 is: 762,745.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,322.63 : 2,784,486.15 = 508,496.86 : x
  2. Step 2: Convert to fraction form
    1,856,322.63/2,784,486.15 = 508,496.86/x
  3. Step 3: Cross multiply
    1,856,322.63x = 2,784,486.15 × 508,496.86
  4. Step 4: Simplify right side
    1,856,322.63x = 1,415,902,463,988.49
  5. Step 5: Solve for x
    x = 1,415,902,463,988.49/1,856,322.63
  6. Step 6: Final answer
    x = 762,745.89

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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.