Home / 2,697,478.81-4,043,588.34-1,077,764.74

Finding the Fourth Proportional to 2,697,478.81, 4,043,588.34 and 1,077,764.74

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Solution

The fourth proportional to 2,697,478.81, 4,043,588.34 and 1,077,764.74 is: 1,615,596.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697,478.81 : 4,043,588.34 = 1,077,764.74 : x
  2. Step 2: Convert to fraction form
    2,697,478.81/4,043,588.34 = 1,077,764.74/x
  3. Step 3: Cross multiply
    2,697,478.81x = 4,043,588.34 × 1,077,764.74
  4. Step 4: Simplify right side
    2,697,478.81x = 4,358,036,929,859.78
  5. Step 5: Solve for x
    x = 4,358,036,929,859.78/2,697,478.81
  6. Step 6: Final answer
    x = 1,615,596.36

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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.