Home / 1,434,473.16-1,979,509.08-822,186.96

Finding the Fourth Proportional to 1,434,473.16, 1,979,509.08 and 822,186.96

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Solution

The fourth proportional to 1,434,473.16, 1,979,509.08 and 822,186.96 is: 1,134,581.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,473.16 : 1,979,509.08 = 822,186.96 : x
  2. Step 2: Convert to fraction form
    1,434,473.16/1,979,509.08 = 822,186.96/x
  3. Step 3: Cross multiply
    1,434,473.16x = 1,979,509.08 × 822,186.96
  4. Step 4: Simplify right side
    1,434,473.16x = 1,627,526,552,777.60
  5. Step 5: Solve for x
    x = 1,627,526,552,777.60/1,434,473.16
  6. Step 6: Final answer
    x = 1,134,581.39

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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.