Home / 2,162,354.85-2,984,112-1,195,547.58

Finding the Fourth Proportional to 2,162,354.85, 2,984,112 and 1,195,547.58

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Solution

The fourth proportional to 2,162,354.85, 2,984,112 and 1,195,547.58 is: 1,649,890.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162,354.85 : 2,984,112 = 1,195,547.58 : x
  2. Step 2: Convert to fraction form
    2,162,354.85/2,984,112 = 1,195,547.58/x
  3. Step 3: Cross multiply
    2,162,354.85x = 2,984,112 × 1,195,547.58
  4. Step 4: Simplify right side
    2,162,354.85x = 3,567,647,880,048.96
  5. Step 5: Solve for x
    x = 3,567,647,880,048.96/2,162,354.85
  6. Step 6: Final answer
    x = 1,649,890.11

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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.