Home / 1,417,017.47-2,125,940.31-457,450.56

Finding the Fourth Proportional to 1,417,017.47, 2,125,940.31 and 457,450.56

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Solution

The fourth proportional to 1,417,017.47, 2,125,940.31 and 457,450.56 is: 686,309.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,017.47 : 2,125,940.31 = 457,450.56 : x
  2. Step 2: Convert to fraction form
    1,417,017.47/2,125,940.31 = 457,450.56/x
  3. Step 3: Cross multiply
    1,417,017.47x = 2,125,940.31 × 457,450.56
  4. Step 4: Simplify right side
    1,417,017.47x = 972,512,585,336.07
  5. Step 5: Solve for x
    x = 972,512,585,336.07/1,417,017.47
  6. Step 6: Final answer
    x = 686,309.53

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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.