Home / 1,350,984.22-1,864,053.21-807,013.81

Finding the Fourth Proportional to 1,350,984.22, 1,864,053.21 and 807,013.81

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Solution

The fourth proportional to 1,350,984.22, 1,864,053.21 and 807,013.81 is: 1,113,496.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,984.22 : 1,864,053.21 = 807,013.81 : x
  2. Step 2: Convert to fraction form
    1,350,984.22/1,864,053.21 = 807,013.81/x
  3. Step 3: Cross multiply
    1,350,984.22x = 1,864,053.21 × 807,013.81
  4. Step 4: Simplify right side
    1,350,984.22x = 1,504,316,683,044.83
  5. Step 5: Solve for x
    x = 1,504,316,683,044.83/1,350,984.22
  6. Step 6: Final answer
    x = 1,113,496.86

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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.