Home / 3,201,411.90-4,799,984.73-1,762,772.78

Finding the Fourth Proportional to 3,201,411.90, 4,799,984.73 and 1,762,772.78

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Solution

The fourth proportional to 3,201,411.90, 4,799,984.73 and 1,762,772.78 is: 2,642,984.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201,411.90 : 4,799,984.73 = 1,762,772.78 : x
  2. Step 2: Convert to fraction form
    3,201,411.90/4,799,984.73 = 1,762,772.78/x
  3. Step 3: Cross multiply
    3,201,411.90x = 4,799,984.73 × 1,762,772.78
  4. Step 4: Simplify right side
    3,201,411.90x = 8,461,282,417,243.88
  5. Step 5: Solve for x
    x = 8,461,282,417,243.88/3,201,411.90
  6. Step 6: Final answer
    x = 2,642,984.62

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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.