Home / 1,022,019.84-1,410,387.12-563,140.80

Finding the Fourth Proportional to 1,022,019.84, 1,410,387.12 and 563,140.80

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Solution

The fourth proportional to 1,022,019.84, 1,410,387.12 and 563,140.80 is: 777,134.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,019.84 : 1,410,387.12 = 563,140.80 : x
  2. Step 2: Convert to fraction form
    1,022,019.84/1,410,387.12 = 563,140.80/x
  3. Step 3: Cross multiply
    1,022,019.84x = 1,410,387.12 × 563,140.80
  4. Step 4: Simplify right side
    1,022,019.84x = 794,246,531,066.50
  5. Step 5: Solve for x
    x = 794,246,531,066.50/1,022,019.84
  6. Step 6: Final answer
    x = 777,134.16

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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.