Home / 3,622,798.56-4,999,576.35-1,991,332.11

Finding the Fourth Proportional to 3,622,798.56, 4,999,576.35 and 1,991,332.11

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Solution

The fourth proportional to 3,622,798.56, 4,999,576.35 and 1,991,332.11 is: 2,748,101.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,798.56 : 4,999,576.35 = 1,991,332.11 : x
  2. Step 2: Convert to fraction form
    3,622,798.56/4,999,576.35 = 1,991,332.11/x
  3. Step 3: Cross multiply
    3,622,798.56x = 4,999,576.35 × 1,991,332.11
  4. Step 4: Simplify right side
    3,622,798.56x = 9,955,816,922,151.60
  5. Step 5: Solve for x
    x = 9,955,816,922,151.60/3,622,798.56
  6. Step 6: Final answer
    x = 2,748,101.16

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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.