Home / 1,422,880.64-2,134,324.56-581,432.48

Finding the Fourth Proportional to 1,422,880.64, 2,134,324.56 and 581,432.48

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Solution

The fourth proportional to 1,422,880.64, 2,134,324.56 and 581,432.48 is: 872,150.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,880.64 : 2,134,324.56 = 581,432.48 : x
  2. Step 2: Convert to fraction form
    1,422,880.64/2,134,324.56 = 581,432.48/x
  3. Step 3: Cross multiply
    1,422,880.64x = 2,134,324.56 × 581,432.48
  4. Step 4: Simplify right side
    1,422,880.64x = 1,240,965,622,045.71
  5. Step 5: Solve for x
    x = 1,240,965,622,045.71/1,422,880.64
  6. Step 6: Final answer
    x = 872,150.19

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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.