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Finding the Fourth Proportional to 4,648,132.48, 6,972,600.30 and 1,282,339.48

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Solution

The fourth proportional to 4,648,132.48, 6,972,600.30 and 1,282,339.48 is: 1,923,620.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,648,132.48 : 6,972,600.30 = 1,282,339.48 : x
  2. Step 2: Convert to fraction form
    4,648,132.48/6,972,600.30 = 1,282,339.48/x
  3. Step 3: Cross multiply
    4,648,132.48x = 6,972,600.30 × 1,282,339.48
  4. Step 4: Simplify right side
    4,648,132.48x = 8,941,240,642,949.84
  5. Step 5: Solve for x
    x = 8,941,240,642,949.84/4,648,132.48
  6. Step 6: Final answer
    x = 1,923,620.01

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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.