Home / 1,454,558.15-2,180,340.16-645,323.67

Finding the Fourth Proportional to 1,454,558.15, 2,180,340.16 and 645,323.67

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Solution

The fourth proportional to 1,454,558.15, 2,180,340.16 and 645,323.67 is: 967,321.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,558.15 : 2,180,340.16 = 645,323.67 : x
  2. Step 2: Convert to fraction form
    1,454,558.15/2,180,340.16 = 645,323.67/x
  3. Step 3: Cross multiply
    1,454,558.15x = 2,180,340.16 × 645,323.67
  4. Step 4: Simplify right side
    1,454,558.15x = 1,407,025,108,293.94
  5. Step 5: Solve for x
    x = 1,407,025,108,293.94/1,454,558.15
  6. Step 6: Final answer
    x = 967,321.32

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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.