Home / 1,124,217.04-1,686,273.72-414,196.96

Finding the Fourth Proportional to 1,124,217.04, 1,686,273.72 and 414,196.96

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Solution

The fourth proportional to 1,124,217.04, 1,686,273.72 and 414,196.96 is: 621,276.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,217.04 : 1,686,273.72 = 414,196.96 : x
  2. Step 2: Convert to fraction form
    1,124,217.04/1,686,273.72 = 414,196.96/x
  3. Step 3: Cross multiply
    1,124,217.04x = 1,686,273.72 × 414,196.96
  4. Step 4: Simplify right side
    1,124,217.04x = 698,449,448,551.89
  5. Step 5: Solve for x
    x = 698,449,448,551.89/1,124,217.04
  6. Step 6: Final answer
    x = 621,276.34

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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.