Home / 1,209,234.70-1,813,792.26-451,017.08

Finding the Fourth Proportional to 1,209,234.70, 1,813,792.26 and 451,017.08

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Solution

The fourth proportional to 1,209,234.70, 1,813,792.26 and 451,017.08 is: 676,503.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,234.70 : 1,813,792.26 = 451,017.08 : x
  2. Step 2: Convert to fraction form
    1,209,234.70/1,813,792.26 = 451,017.08/x
  3. Step 3: Cross multiply
    1,209,234.70x = 1,813,792.26 × 451,017.08
  4. Step 4: Simplify right side
    1,209,234.70x = 818,051,288,831.80
  5. Step 5: Solve for x
    x = 818,051,288,831.80/1,209,234.70
  6. Step 6: Final answer
    x = 676,503.32

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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.