Home / 1,683,887.69-2,323,764.50-909,517.77

Finding the Fourth Proportional to 1,683,887.69, 2,323,764.50 and 909,517.77

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Solution

The fourth proportional to 1,683,887.69, 2,323,764.50 and 909,517.77 is: 1,255,134.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,887.69 : 2,323,764.50 = 909,517.77 : x
  2. Step 2: Convert to fraction form
    1,683,887.69/2,323,764.50 = 909,517.77/x
  3. Step 3: Cross multiply
    1,683,887.69x = 2,323,764.50 × 909,517.77
  4. Step 4: Simplify right side
    1,683,887.69x = 2,113,505,108,318.96
  5. Step 5: Solve for x
    x = 2,113,505,108,318.96/1,683,887.69
  6. Step 6: Final answer
    x = 1,255,134.25

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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.