Home / 1,104,762.84-1,649,079.03-947,998.68

Finding the Fourth Proportional to 1,104,762.84, 1,649,079.03 and 947,998.68

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Solution

The fourth proportional to 1,104,762.84, 1,649,079.03 and 947,998.68 is: 1,415,077.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,762.84 : 1,649,079.03 = 947,998.68 : x
  2. Step 2: Convert to fraction form
    1,104,762.84/1,649,079.03 = 947,998.68/x
  3. Step 3: Cross multiply
    1,104,762.84x = 1,649,079.03 × 947,998.68
  4. Step 4: Simplify right side
    1,104,762.84x = 1,563,324,743,655.68
  5. Step 5: Solve for x
    x = 1,563,324,743,655.68/1,104,762.84
  6. Step 6: Final answer
    x = 1,415,077.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.