Home / 1,074,776.74-1,611,913.11-475,411.30

Finding the Fourth Proportional to 1,074,776.74, 1,611,913.11 and 475,411.30

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Solution

The fourth proportional to 1,074,776.74, 1,611,913.11 and 475,411.30 is: 713,005.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,776.74 : 1,611,913.11 = 475,411.30 : x
  2. Step 2: Convert to fraction form
    1,074,776.74/1,611,913.11 = 475,411.30/x
  3. Step 3: Cross multiply
    1,074,776.74x = 1,611,913.11 × 475,411.30
  4. Step 4: Simplify right side
    1,074,776.74x = 766,321,707,112.14
  5. Step 5: Solve for x
    x = 766,321,707,112.14/1,074,776.74
  6. Step 6: Final answer
    x = 713,005.48

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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.