Home / 2,495,217.90-3,742,826.85-1,981,491.60

Finding the Fourth Proportional to 2,495,217.90, 3,742,826.85 and 1,981,491.60

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Solution

The fourth proportional to 2,495,217.90, 3,742,826.85 and 1,981,491.60 is: 2,972,237.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495,217.90 : 3,742,826.85 = 1,981,491.60 : x
  2. Step 2: Convert to fraction form
    2,495,217.90/3,742,826.85 = 1,981,491.60/x
  3. Step 3: Cross multiply
    2,495,217.90x = 3,742,826.85 × 1,981,491.60
  4. Step 4: Simplify right side
    2,495,217.90x = 7,416,379,963,529.46
  5. Step 5: Solve for x
    x = 7,416,379,963,529.46/2,495,217.90
  6. Step 6: Final answer
    x = 2,972,237.40

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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.