Home / 1,514,480.40-2,271,720.60-1,422,101.52

Finding the Fourth Proportional to 1,514,480.40, 2,271,720.60 and 1,422,101.52

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Solution

The fourth proportional to 1,514,480.40, 2,271,720.60 and 1,422,101.52 is: 2,133,152.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,480.40 : 2,271,720.60 = 1,422,101.52 : x
  2. Step 2: Convert to fraction form
    1,514,480.40/2,271,720.60 = 1,422,101.52/x
  3. Step 3: Cross multiply
    1,514,480.40x = 2,271,720.60 × 1,422,101.52
  4. Step 4: Simplify right side
    1,514,480.40x = 3,230,617,318,275.31
  5. Step 5: Solve for x
    x = 3,230,617,318,275.31/1,514,480.40
  6. Step 6: Final answer
    x = 2,133,152.28

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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.