Home / 947,368.20-1,418,978.70-822,952.20

Finding the Fourth Proportional to 947,368.20, 1,418,978.70 and 822,952.20

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Solution

The fourth proportional to 947,368.20, 1,418,978.70 and 822,952.20 is: 1,232,627.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,368.20 : 1,418,978.70 = 822,952.20 : x
  2. Step 2: Convert to fraction form
    947,368.20/1,418,978.70 = 822,952.20/x
  3. Step 3: Cross multiply
    947,368.20x = 1,418,978.70 × 822,952.20
  4. Step 4: Simplify right side
    947,368.20x = 1,167,751,642,918.14
  5. Step 5: Solve for x
    x = 1,167,751,642,918.14/947,368.20
  6. Step 6: Final answer
    x = 1,232,627.02

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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.