Home / 1,977,685.50-2,964,768.93-715,232.46

Finding the Fourth Proportional to 1,977,685.50, 2,964,768.93 and 715,232.46

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Solution

The fourth proportional to 1,977,685.50, 2,964,768.93 and 715,232.46 is: 1,072,212.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,685.50 : 2,964,768.93 = 715,232.46 : x
  2. Step 2: Convert to fraction form
    1,977,685.50/2,964,768.93 = 715,232.46/x
  3. Step 3: Cross multiply
    1,977,685.50x = 2,964,768.93 × 715,232.46
  4. Step 4: Simplify right side
    1,977,685.50x = 2,120,498,975,135.47
  5. Step 5: Solve for x
    x = 2,120,498,975,135.47/1,977,685.50
  6. Step 6: Final answer
    x = 1,072,212.43

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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.