Home / 2,712,350.40-4,062,620.70-1,645,531.80

Finding the Fourth Proportional to 2,712,350.40, 4,062,620.70 and 1,645,531.80

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Solution

The fourth proportional to 2,712,350.40, 4,062,620.70 and 1,645,531.80 is: 2,464,715.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,350.40 : 4,062,620.70 = 1,645,531.80 : x
  2. Step 2: Convert to fraction form
    2,712,350.40/4,062,620.70 = 1,645,531.80/x
  3. Step 3: Cross multiply
    2,712,350.40x = 4,062,620.70 × 1,645,531.80
  4. Step 4: Simplify right side
    2,712,350.40x = 6,685,171,553,188.26
  5. Step 5: Solve for x
    x = 6,685,171,553,188.26/2,712,350.40
  6. Step 6: Final answer
    x = 2,464,715.31

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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.