Home / 5,190,056.28-7,162,495.08-2,984,920.59

Finding the Fourth Proportional to 5,190,056.28, 7,162,495.08 and 2,984,920.59

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Solution

The fourth proportional to 5,190,056.28, 7,162,495.08 and 2,984,920.59 is: 4,119,315.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190,056.28 : 7,162,495.08 = 2,984,920.59 : x
  2. Step 2: Convert to fraction form
    5,190,056.28/7,162,495.08 = 2,984,920.59/x
  3. Step 3: Cross multiply
    5,190,056.28x = 7,162,495.08 × 2,984,920.59
  4. Step 4: Simplify right side
    5,190,056.28x = 21,379,479,040,065.70
  5. Step 5: Solve for x
    x = 21,379,479,040,065.70/5,190,056.28
  6. Step 6: Final answer
    x = 4,119,315.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.