Home / 1,315,542.76-1,973,313.98-495,035.64

Finding the Fourth Proportional to 1,315,542.76, 1,973,313.98 and 495,035.64

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Solution

The fourth proportional to 1,315,542.76, 1,973,313.98 and 495,035.64 is: 742,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,542.76 : 1,973,313.98 = 495,035.64 : x
  2. Step 2: Convert to fraction form
    1,315,542.76/1,973,313.98 = 495,035.64/x
  3. Step 3: Cross multiply
    1,315,542.76x = 1,973,313.98 × 495,035.64
  4. Step 4: Simplify right side
    1,315,542.76x = 976,860,749,010.25
  5. Step 5: Solve for x
    x = 976,860,749,010.25/1,315,542.76
  6. Step 6: Final answer
    x = 742,553.40

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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.