Home / 2,079,774.80-3,119,662.20-1,180,869.20

Finding the Fourth Proportional to 2,079,774.80, 3,119,662.20 and 1,180,869.20

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Solution

The fourth proportional to 2,079,774.80, 3,119,662.20 and 1,180,869.20 is: 1,771,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,774.80 : 3,119,662.20 = 1,180,869.20 : x
  2. Step 2: Convert to fraction form
    2,079,774.80/3,119,662.20 = 1,180,869.20/x
  3. Step 3: Cross multiply
    2,079,774.80x = 3,119,662.20 × 1,180,869.20
  4. Step 4: Simplify right side
    2,079,774.80x = 3,683,913,006,384.24
  5. Step 5: Solve for x
    x = 3,683,913,006,384.24/2,079,774.80
  6. Step 6: Final answer
    x = 1,771,303.80

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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.