Home / 1,278,761.02-1,918,124.82-367,967.26

Finding the Fourth Proportional to 1,278,761.02, 1,918,124.82 and 367,967.26

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Solution

The fourth proportional to 1,278,761.02, 1,918,124.82 and 367,967.26 is: 551,946.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,761.02 : 1,918,124.82 = 367,967.26 : x
  2. Step 2: Convert to fraction form
    1,278,761.02/1,918,124.82 = 367,967.26/x
  3. Step 3: Cross multiply
    1,278,761.02x = 1,918,124.82 × 367,967.26
  4. Step 4: Simplify right side
    1,278,761.02x = 705,807,134,353.39
  5. Step 5: Solve for x
    x = 705,807,134,353.39/1,278,761.02
  6. Step 6: Final answer
    x = 551,946.08

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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.