Home / 2,880,378.63-4,317,535.31-960,775.83

Finding the Fourth Proportional to 2,880,378.63, 4,317,535.31 and 960,775.83

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Solution

The fourth proportional to 2,880,378.63, 4,317,535.31 and 960,775.83 is: 1,440,152.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,378.63 : 4,317,535.31 = 960,775.83 : x
  2. Step 2: Convert to fraction form
    2,880,378.63/4,317,535.31 = 960,775.83/x
  3. Step 3: Cross multiply
    2,880,378.63x = 4,317,535.31 × 960,775.83
  4. Step 4: Simplify right side
    2,880,378.63x = 4,148,183,566,215.68
  5. Step 5: Solve for x
    x = 4,148,183,566,215.68/2,880,378.63
  6. Step 6: Final answer
    x = 1,440,152.18

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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.