Home / 1,143,351.60-1,577,922.12-634,218

Finding the Fourth Proportional to 1,143,351.60, 1,577,922.12 and 634,218

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Solution

The fourth proportional to 1,143,351.60, 1,577,922.12 and 634,218 is: 875,274.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,351.60 : 1,577,922.12 = 634,218 : x
  2. Step 2: Convert to fraction form
    1,143,351.60/1,577,922.12 = 634,218/x
  3. Step 3: Cross multiply
    1,143,351.60x = 1,577,922.12 × 634,218
  4. Step 4: Simplify right side
    1,143,351.60x = 1,000,746,611,102.16
  5. Step 5: Solve for x
    x = 1,000,746,611,102.16/1,143,351.60
  6. Step 6: Final answer
    x = 875,274.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.