Home / 1,975,219.27-2,964,074.37-776,985.86

Finding the Fourth Proportional to 1,975,219.27, 2,964,074.37 and 776,985.86

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Solution

The fourth proportional to 1,975,219.27, 2,964,074.37 and 776,985.86 is: 1,165,968.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,219.27 : 2,964,074.37 = 776,985.86 : x
  2. Step 2: Convert to fraction form
    1,975,219.27/2,964,074.37 = 776,985.86/x
  3. Step 3: Cross multiply
    1,975,219.27x = 2,964,074.37 × 776,985.86
  4. Step 4: Simplify right side
    1,975,219.27x = 2,303,043,873,478.41
  5. Step 5: Solve for x
    x = 2,303,043,873,478.41/1,975,219.27
  6. Step 6: Final answer
    x = 1,165,968.72

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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.