Home / 1,302,132.84-1,951,624.62-670,702.20

Finding the Fourth Proportional to 1,302,132.84, 1,951,624.62 and 670,702.20

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Solution

The fourth proportional to 1,302,132.84, 1,951,624.62 and 670,702.20 is: 1,005,242.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,132.84 : 1,951,624.62 = 670,702.20 : x
  2. Step 2: Convert to fraction form
    1,302,132.84/1,951,624.62 = 670,702.20/x
  3. Step 3: Cross multiply
    1,302,132.84x = 1,951,624.62 × 670,702.20
  4. Step 4: Simplify right side
    1,302,132.84x = 1,308,958,926,208.16
  5. Step 5: Solve for x
    x = 1,308,958,926,208.16/1,302,132.84
  6. Step 6: Final answer
    x = 1,005,242.23

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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.