Home / 4,001,430.96-6,002,640-1,305,035.28

Finding the Fourth Proportional to 4,001,430.96, 6,002,640 and 1,305,035.28

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Solution

The fourth proportional to 4,001,430.96, 6,002,640 and 1,305,035.28 is: 1,957,713.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001,430.96 : 6,002,640 = 1,305,035.28 : x
  2. Step 2: Convert to fraction form
    4,001,430.96/6,002,640 = 1,305,035.28/x
  3. Step 3: Cross multiply
    4,001,430.96x = 6,002,640 × 1,305,035.28
  4. Step 4: Simplify right side
    4,001,430.96x = 7,833,656,973,139.20
  5. Step 5: Solve for x
    x = 7,833,656,973,139.20/4,001,430.96
  6. Step 6: Final answer
    x = 1,957,713.89

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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.