Home / 1,562,054.28-2,156,752.08-1,218,274.26

Finding the Fourth Proportional to 1,562,054.28, 2,156,752.08 and 1,218,274.26

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Solution

The fourth proportional to 1,562,054.28, 2,156,752.08 and 1,218,274.26 is: 1,682,089.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562,054.28 : 2,156,752.08 = 1,218,274.26 : x
  2. Step 2: Convert to fraction form
    1,562,054.28/2,156,752.08 = 1,218,274.26/x
  3. Step 3: Cross multiply
    1,562,054.28x = 2,156,752.08 × 1,218,274.26
  4. Step 4: Simplify right side
    1,562,054.28x = 2,627,515,544,265.46
  5. Step 5: Solve for x
    x = 2,627,515,544,265.46/1,562,054.28
  6. Step 6: Final answer
    x = 1,682,089.78

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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.