Home / 1,011,809.16-1,396,241.82-559,071

Finding the Fourth Proportional to 1,011,809.16, 1,396,241.82 and 559,071

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Solution

The fourth proportional to 1,011,809.16, 1,396,241.82 and 559,071 is: 771,487.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,809.16 : 1,396,241.82 = 559,071 : x
  2. Step 2: Convert to fraction form
    1,011,809.16/1,396,241.82 = 559,071/x
  3. Step 3: Cross multiply
    1,011,809.16x = 1,396,241.82 × 559,071
  4. Step 4: Simplify right side
    1,011,809.16x = 780,598,310,549.22
  5. Step 5: Solve for x
    x = 780,598,310,549.22/1,011,809.16
  6. Step 6: Final answer
    x = 771,487.69

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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.