Home / 1,426,788.27-2,140,403.85-480,085.16

Finding the Fourth Proportional to 1,426,788.27, 2,140,403.85 and 480,085.16

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Solution

The fourth proportional to 1,426,788.27, 2,140,403.85 and 480,085.16 is: 720,202.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,788.27 : 2,140,403.85 = 480,085.16 : x
  2. Step 2: Convert to fraction form
    1,426,788.27/2,140,403.85 = 480,085.16/x
  3. Step 3: Cross multiply
    1,426,788.27x = 2,140,403.85 × 480,085.16
  4. Step 4: Simplify right side
    1,426,788.27x = 1,027,576,114,089.85
  5. Step 5: Solve for x
    x = 1,027,576,114,089.85/1,426,788.27
  6. Step 6: Final answer
    x = 720,202.24

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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.