Home / 1,019,819.84-1,407,360.48-554,677.88

Finding the Fourth Proportional to 1,019,819.84, 1,407,360.48 and 554,677.88

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Solution

The fourth proportional to 1,019,819.84, 1,407,360.48 and 554,677.88 is: 765,460.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,819.84 : 1,407,360.48 = 554,677.88 : x
  2. Step 2: Convert to fraction form
    1,019,819.84/1,407,360.48 = 554,677.88/x
  3. Step 3: Cross multiply
    1,019,819.84x = 1,407,360.48 × 554,677.88
  4. Step 4: Simplify right side
    1,019,819.84x = 780,631,727,442.18
  5. Step 5: Solve for x
    x = 780,631,727,442.18/1,019,819.84
  6. Step 6: Final answer
    x = 765,460.42

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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.