Home / 1,975,354.47-2,963,010.11-479,446.47

Finding the Fourth Proportional to 1,975,354.47, 2,963,010.11 and 479,446.47

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Solution

The fourth proportional to 1,975,354.47, 2,963,010.11 and 479,446.47 is: 719,164.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,354.47 : 2,963,010.11 = 479,446.47 : x
  2. Step 2: Convert to fraction form
    1,975,354.47/2,963,010.11 = 479,446.47/x
  3. Step 3: Cross multiply
    1,975,354.47x = 2,963,010.11 × 479,446.47
  4. Step 4: Simplify right side
    1,975,354.47x = 1,420,604,735,416.58
  5. Step 5: Solve for x
    x = 1,420,604,735,416.58/1,975,354.47
  6. Step 6: Final answer
    x = 719,164.46

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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.