Home / 1,590,107.20-2,387,925.60-843,611.20

Finding the Fourth Proportional to 1,590,107.20, 2,387,925.60 and 843,611.20

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Solution

The fourth proportional to 1,590,107.20, 2,387,925.60 and 843,611.20 is: 1,266,883.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,107.20 : 2,387,925.60 = 843,611.20 : x
  2. Step 2: Convert to fraction form
    1,590,107.20/2,387,925.60 = 843,611.20/x
  3. Step 3: Cross multiply
    1,590,107.20x = 2,387,925.60 × 843,611.20
  4. Step 4: Simplify right side
    1,590,107.20x = 2,014,480,780,926.72
  5. Step 5: Solve for x
    x = 2,014,480,780,926.72/1,590,107.20
  6. Step 6: Final answer
    x = 1,266,883.63

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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.