Home / 1,856,317.32-2,784,478.19-508,491.54

Finding the Fourth Proportional to 1,856,317.32, 2,784,478.19 and 508,491.54

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Solution

The fourth proportional to 1,856,317.32, 2,784,478.19 and 508,491.54 is: 762,737.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,317.32 : 2,784,478.19 = 508,491.54 : x
  2. Step 2: Convert to fraction form
    1,856,317.32/2,784,478.19 = 508,491.54/x
  3. Step 3: Cross multiply
    1,856,317.32x = 2,784,478.19 × 508,491.54
  4. Step 4: Simplify right side
    1,856,317.32x = 1,415,883,602,929.51
  5. Step 5: Solve for x
    x = 1,415,883,602,929.51/1,856,317.32
  6. Step 6: Final answer
    x = 762,737.92

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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.