Home / 1,472,465.80-2,208,698.70-874,102.60

Finding the Fourth Proportional to 1,472,465.80, 2,208,698.70 and 874,102.60

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Solution

The fourth proportional to 1,472,465.80, 2,208,698.70 and 874,102.60 is: 1,311,153.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,465.80 : 2,208,698.70 = 874,102.60 : x
  2. Step 2: Convert to fraction form
    1,472,465.80/2,208,698.70 = 874,102.60/x
  3. Step 3: Cross multiply
    1,472,465.80x = 2,208,698.70 × 874,102.60
  4. Step 4: Simplify right side
    1,472,465.80x = 1,930,629,276,286.62
  5. Step 5: Solve for x
    x = 1,930,629,276,286.62/1,472,465.80
  6. Step 6: Final answer
    x = 1,311,153.90

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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.