Home / 1,294,968.85-1,942,603.32-430,481.16

Finding the Fourth Proportional to 1,294,968.85, 1,942,603.32 and 430,481.16

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Solution

The fourth proportional to 1,294,968.85, 1,942,603.32 and 430,481.16 is: 645,771.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,968.85 : 1,942,603.32 = 430,481.16 : x
  2. Step 2: Convert to fraction form
    1,294,968.85/1,942,603.32 = 430,481.16/x
  3. Step 3: Cross multiply
    1,294,968.85x = 1,942,603.32 × 430,481.16
  4. Step 4: Simplify right side
    1,294,968.85x = 836,254,132,227.76
  5. Step 5: Solve for x
    x = 836,254,132,227.76/1,294,968.85
  6. Step 6: Final answer
    x = 645,771.62

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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.