Home / 1,126,188.76-1,554,172.02-684,662.60

Finding the Fourth Proportional to 1,126,188.76, 1,554,172.02 and 684,662.60

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Solution

The fourth proportional to 1,126,188.76, 1,554,172.02 and 684,662.60 is: 944,853.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,188.76 : 1,554,172.02 = 684,662.60 : x
  2. Step 2: Convert to fraction form
    1,126,188.76/1,554,172.02 = 684,662.60/x
  3. Step 3: Cross multiply
    1,126,188.76x = 1,554,172.02 × 684,662.60
  4. Step 4: Simplify right side
    1,126,188.76x = 1,064,083,456,060.45
  5. Step 5: Solve for x
    x = 1,064,083,456,060.45/1,126,188.76
  6. Step 6: Final answer
    x = 944,853.56

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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.