Home / 1,071,106.47-1,606,665.24-361,140.66

Finding the Fourth Proportional to 1,071,106.47, 1,606,665.24 and 361,140.66

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Solution

The fourth proportional to 1,071,106.47, 1,606,665.24 and 361,140.66 is: 541,712.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,106.47 : 1,606,665.24 = 361,140.66 : x
  2. Step 2: Convert to fraction form
    1,071,106.47/1,606,665.24 = 361,140.66/x
  3. Step 3: Cross multiply
    1,071,106.47x = 1,606,665.24 × 361,140.66
  4. Step 4: Simplify right side
    1,071,106.47x = 580,232,145,172.66
  5. Step 5: Solve for x
    x = 580,232,145,172.66/1,071,106.47
  6. Step 6: Final answer
    x = 541,712.86

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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.