Home / 1,969,145-2,717,420.10-1,063,727

Finding the Fourth Proportional to 1,969,145, 2,717,420.10 and 1,063,727

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Solution

The fourth proportional to 1,969,145, 2,717,420.10 and 1,063,727 is: 1,467,943.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,145 : 2,717,420.10 = 1,063,727 : x
  2. Step 2: Convert to fraction form
    1,969,145/2,717,420.10 = 1,063,727/x
  3. Step 3: Cross multiply
    1,969,145x = 2,717,420.10 × 1,063,727
  4. Step 4: Simplify right side
    1,969,145x = 2,890,593,130,712.70
  5. Step 5: Solve for x
    x = 2,890,593,130,712.70/1,969,145
  6. Step 6: Final answer
    x = 1,467,943.26

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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.