Home / 2,154,053.57-2,972,710.87-1,236,275.38

Finding the Fourth Proportional to 2,154,053.57, 2,972,710.87 and 1,236,275.38

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Solution

The fourth proportional to 2,154,053.57, 2,972,710.87 and 1,236,275.38 is: 1,706,127.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,053.57 : 2,972,710.87 = 1,236,275.38 : x
  2. Step 2: Convert to fraction form
    2,154,053.57/2,972,710.87 = 1,236,275.38/x
  3. Step 3: Cross multiply
    2,154,053.57x = 2,972,710.87 × 1,236,275.38
  4. Step 4: Simplify right side
    2,154,053.57x = 3,675,089,244,343.08
  5. Step 5: Solve for x
    x = 3,675,089,244,343.08/2,154,053.57
  6. Step 6: Final answer
    x = 1,706,127.13

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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.