Home / 1,409,717.10-2,114,575.65-344,745.30

Finding the Fourth Proportional to 1,409,717.10, 2,114,575.65 and 344,745.30

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Solution

The fourth proportional to 1,409,717.10, 2,114,575.65 and 344,745.30 is: 517,117.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,717.10 : 2,114,575.65 = 344,745.30 : x
  2. Step 2: Convert to fraction form
    1,409,717.10/2,114,575.65 = 344,745.30/x
  3. Step 3: Cross multiply
    1,409,717.10x = 2,114,575.65 × 344,745.30
  4. Step 4: Simplify right side
    1,409,717.10x = 728,990,016,831.95
  5. Step 5: Solve for x
    x = 728,990,016,831.95/1,409,717.10
  6. Step 6: Final answer
    x = 517,117.95

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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.