Home / 1,283,723.40-1,771,593.64-710,763.56

Finding the Fourth Proportional to 1,283,723.40, 1,771,593.64 and 710,763.56

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Solution

The fourth proportional to 1,283,723.40, 1,771,593.64 and 710,763.56 is: 980,884.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,723.40 : 1,771,593.64 = 710,763.56 : x
  2. Step 2: Convert to fraction form
    1,283,723.40/1,771,593.64 = 710,763.56/x
  3. Step 3: Cross multiply
    1,283,723.40x = 1,771,593.64 × 710,763.56
  4. Step 4: Simplify right side
    1,283,723.40x = 1,259,184,202,439.76
  5. Step 5: Solve for x
    x = 1,259,184,202,439.76/1,283,723.40
  6. Step 6: Final answer
    x = 980,884.36

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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.