Home / 1,856,814.55-2,785,198.74-508,975.90

Finding the Fourth Proportional to 1,856,814.55, 2,785,198.74 and 508,975.90

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Solution

The fourth proportional to 1,856,814.55, 2,785,198.74 and 508,975.90 is: 763,457.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,814.55 : 2,785,198.74 = 508,975.90 : x
  2. Step 2: Convert to fraction form
    1,856,814.55/2,785,198.74 = 508,975.90/x
  3. Step 3: Cross multiply
    1,856,814.55x = 2,785,198.74 × 508,975.90
  4. Step 4: Simplify right side
    1,856,814.55x = 1,417,599,035,370.37
  5. Step 5: Solve for x
    x = 1,417,599,035,370.37/1,856,814.55
  6. Step 6: Final answer
    x = 763,457.52

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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.