Home / 1,273,491.92-1,909,580.52-374,817.20

Finding the Fourth Proportional to 1,273,491.92, 1,909,580.52 and 374,817.20

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Solution

The fourth proportional to 1,273,491.92, 1,909,580.52 and 374,817.20 is: 562,032.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,491.92 : 1,909,580.52 = 374,817.20 : x
  2. Step 2: Convert to fraction form
    1,273,491.92/1,909,580.52 = 374,817.20/x
  3. Step 3: Cross multiply
    1,273,491.92x = 1,909,580.52 × 374,817.20
  4. Step 4: Simplify right side
    1,273,491.92x = 715,743,623,680.94
  5. Step 5: Solve for x
    x = 715,743,623,680.94/1,273,491.92
  6. Step 6: Final answer
    x = 562,032.32

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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.