Home / 2,742,488.20-4,113,732.30-720,728.20

Finding the Fourth Proportional to 2,742,488.20, 4,113,732.30 and 720,728.20

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Solution

The fourth proportional to 2,742,488.20, 4,113,732.30 and 720,728.20 is: 1,081,092.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,488.20 : 4,113,732.30 = 720,728.20 : x
  2. Step 2: Convert to fraction form
    2,742,488.20/4,113,732.30 = 720,728.20/x
  3. Step 3: Cross multiply
    2,742,488.20x = 4,113,732.30 × 720,728.20
  4. Step 4: Simplify right side
    2,742,488.20x = 2,964,882,875,860.86
  5. Step 5: Solve for x
    x = 2,964,882,875,860.86/2,742,488.20
  6. Step 6: Final answer
    x = 1,081,092.30

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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.