Home / 1,937,886.46-2,671,511.79-1,363,142.86

Finding the Fourth Proportional to 1,937,886.46, 2,671,511.79 and 1,363,142.86

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Solution

The fourth proportional to 1,937,886.46, 2,671,511.79 and 1,363,142.86 is: 1,879,187.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,886.46 : 2,671,511.79 = 1,363,142.86 : x
  2. Step 2: Convert to fraction form
    1,937,886.46/2,671,511.79 = 1,363,142.86/x
  3. Step 3: Cross multiply
    1,937,886.46x = 2,671,511.79 × 1,363,142.86
  4. Step 4: Simplify right side
    1,937,886.46x = 3,641,652,221,944.32
  5. Step 5: Solve for x
    x = 3,641,652,221,944.32/1,937,886.46
  6. Step 6: Final answer
    x = 1,879,187.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.