Home / 1,209,524.40-1,814,087.75-451,167.57

Finding the Fourth Proportional to 1,209,524.40, 1,814,087.75 and 451,167.57

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Solution

The fourth proportional to 1,209,524.40, 1,814,087.75 and 451,167.57 is: 676,677.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,524.40 : 1,814,087.75 = 451,167.57 : x
  2. Step 2: Convert to fraction form
    1,209,524.40/1,814,087.75 = 451,167.57/x
  3. Step 3: Cross multiply
    1,209,524.40x = 1,814,087.75 × 451,167.57
  4. Step 4: Simplify right side
    1,209,524.40x = 818,457,559,678.43
  5. Step 5: Solve for x
    x = 818,457,559,678.43/1,209,524.40
  6. Step 6: Final answer
    x = 676,677.18

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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.