Home / 1,454,795.89-2,182,059.20-686,117.33

Finding the Fourth Proportional to 1,454,795.89, 2,182,059.20 and 686,117.33

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Solution

The fourth proportional to 1,454,795.89, 2,182,059.20 and 686,117.33 is: 1,029,112.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,795.89 : 2,182,059.20 = 686,117.33 : x
  2. Step 2: Convert to fraction form
    1,454,795.89/2,182,059.20 = 686,117.33/x
  3. Step 3: Cross multiply
    1,454,795.89x = 2,182,059.20 × 686,117.33
  4. Step 4: Simplify right side
    1,454,795.89x = 1,497,148,643,467.74
  5. Step 5: Solve for x
    x = 1,497,148,643,467.74/1,454,795.89
  6. Step 6: Final answer
    x = 1,029,112.50

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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.