Home / 1,207,302.60-1,810,843.18-408,492.66

Finding the Fourth Proportional to 1,207,302.60, 1,810,843.18 and 408,492.66

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Solution

The fourth proportional to 1,207,302.60, 1,810,843.18 and 408,492.66 is: 612,701.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,302.60 : 1,810,843.18 = 408,492.66 : x
  2. Step 2: Convert to fraction form
    1,207,302.60/1,810,843.18 = 408,492.66/x
  3. Step 3: Cross multiply
    1,207,302.60x = 1,810,843.18 × 408,492.66
  4. Step 4: Simplify right side
    1,207,302.60x = 739,716,147,441.06
  5. Step 5: Solve for x
    x = 739,716,147,441.06/1,207,302.60
  6. Step 6: Final answer
    x = 612,701.53

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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.