Home / 4,912,386.32-7,362,387.48-2,632,255.76

Finding the Fourth Proportional to 4,912,386.32, 7,362,387.48 and 2,632,255.76

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Solution

The fourth proportional to 4,912,386.32, 7,362,387.48 and 2,632,255.76 is: 3,945,065.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912,386.32 : 7,362,387.48 = 2,632,255.76 : x
  2. Step 2: Convert to fraction form
    4,912,386.32/7,362,387.48 = 2,632,255.76/x
  3. Step 3: Cross multiply
    4,912,386.32x = 7,362,387.48 × 2,632,255.76
  4. Step 4: Simplify right side
    4,912,386.32x = 19,379,686,851,581.88
  5. Step 5: Solve for x
    x = 19,379,686,851,581.88/4,912,386.32
  6. Step 6: Final answer
    x = 3,945,065.72

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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.