Home / 2,127,635.82-2,936,035.08-1,160,708.45

Finding the Fourth Proportional to 2,127,635.82, 2,936,035.08 and 1,160,708.45

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Solution

The fourth proportional to 2,127,635.82, 2,936,035.08 and 1,160,708.45 is: 1,601,721.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,635.82 : 2,936,035.08 = 1,160,708.45 : x
  2. Step 2: Convert to fraction form
    2,127,635.82/2,936,035.08 = 1,160,708.45/x
  3. Step 3: Cross multiply
    2,127,635.82x = 2,936,035.08 × 1,160,708.45
  4. Step 4: Simplify right side
    2,127,635.82x = 3,407,880,712,172.25
  5. Step 5: Solve for x
    x = 3,407,880,712,172.25/2,127,635.82
  6. Step 6: Final answer
    x = 1,601,721.82

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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.