Home / 2,118,642.48-3,179,363.42-996,798.96

Finding the Fourth Proportional to 2,118,642.48, 3,179,363.42 and 996,798.96

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Solution

The fourth proportional to 2,118,642.48, 3,179,363.42 and 996,798.96 is: 1,495,856.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,642.48 : 3,179,363.42 = 996,798.96 : x
  2. Step 2: Convert to fraction form
    2,118,642.48/3,179,363.42 = 996,798.96/x
  3. Step 3: Cross multiply
    2,118,642.48x = 3,179,363.42 × 996,798.96
  4. Step 4: Simplify right side
    2,118,642.48x = 3,169,186,150,518.04
  5. Step 5: Solve for x
    x = 3,169,186,150,518.04/2,118,642.48
  6. Step 6: Final answer
    x = 1,495,856.98

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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.