Home / 3,921,190.66-5,881,790.63-1,225,530.01

Finding the Fourth Proportional to 3,921,190.66, 5,881,790.63 and 1,225,530.01

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Solution

The fourth proportional to 3,921,190.66, 5,881,790.63 and 1,225,530.01 is: 1,838,296.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,190.66 : 5,881,790.63 = 1,225,530.01 : x
  2. Step 2: Convert to fraction form
    3,921,190.66/5,881,790.63 = 1,225,530.01/x
  3. Step 3: Cross multiply
    3,921,190.66x = 5,881,790.63 × 1,225,530.01
  4. Step 4: Simplify right side
    3,921,190.66x = 7,208,310,929,601.81
  5. Step 5: Solve for x
    x = 7,208,310,929,601.81/3,921,190.66
  6. Step 6: Final answer
    x = 1,838,296.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.