Home / 3,119,574.20-4,675,424.70-1,518,690.20

Finding the Fourth Proportional to 3,119,574.20, 4,675,424.70 and 1,518,690.20

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Solution

The fourth proportional to 3,119,574.20, 4,675,424.70 and 1,518,690.20 is: 2,276,118.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,574.20 : 4,675,424.70 = 1,518,690.20 : x
  2. Step 2: Convert to fraction form
    3,119,574.20/4,675,424.70 = 1,518,690.20/x
  3. Step 3: Cross multiply
    3,119,574.20x = 4,675,424.70 × 1,518,690.20
  4. Step 4: Simplify right side
    3,119,574.20x = 7,100,521,672,727.94
  5. Step 5: Solve for x
    x = 7,100,521,672,727.94/3,119,574.20
  6. Step 6: Final answer
    x = 2,276,118.86

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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.