Home / 2,415,031.72-3,332,673.55-1,382,504.68

Finding the Fourth Proportional to 2,415,031.72, 3,332,673.55 and 1,382,504.68

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Solution

The fourth proportional to 2,415,031.72, 3,332,673.55 and 1,382,504.68 is: 1,907,816.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415,031.72 : 3,332,673.55 = 1,382,504.68 : x
  2. Step 2: Convert to fraction form
    2,415,031.72/3,332,673.55 = 1,382,504.68/x
  3. Step 3: Cross multiply
    2,415,031.72x = 3,332,673.55 × 1,382,504.68
  4. Step 4: Simplify right side
    2,415,031.72x = 4,607,436,779,787.21
  5. Step 5: Solve for x
    x = 4,607,436,779,787.21/2,415,031.72
  6. Step 6: Final answer
    x = 1,907,816.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.