Home / 1,611,074.40-2,413,846.80-767,810.40

Finding the Fourth Proportional to 1,611,074.40, 2,413,846.80 and 767,810.40

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Solution

The fourth proportional to 1,611,074.40, 2,413,846.80 and 767,810.40 is: 1,150,397.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,074.40 : 2,413,846.80 = 767,810.40 : x
  2. Step 2: Convert to fraction form
    1,611,074.40/2,413,846.80 = 767,810.40/x
  3. Step 3: Cross multiply
    1,611,074.40x = 2,413,846.80 × 767,810.40
  4. Step 4: Simplify right side
    1,611,074.40x = 1,853,376,677,046.72
  5. Step 5: Solve for x
    x = 1,853,376,677,046.72/1,611,074.40
  6. Step 6: Final answer
    x = 1,150,397.94

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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.