Home / 1,011,828.57-1,396,268.60-559,090.41

Finding the Fourth Proportional to 1,011,828.57, 1,396,268.60 and 559,090.41

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Solution

The fourth proportional to 1,011,828.57, 1,396,268.60 and 559,090.41 is: 771,514.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,828.57 : 1,396,268.60 = 559,090.41 : x
  2. Step 2: Convert to fraction form
    1,011,828.57/1,396,268.60 = 559,090.41/x
  3. Step 3: Cross multiply
    1,011,828.57x = 1,396,268.60 × 559,090.41
  4. Step 4: Simplify right side
    1,011,828.57x = 780,640,379,157.55
  5. Step 5: Solve for x
    x = 780,640,379,157.55/1,011,828.57
  6. Step 6: Final answer
    x = 771,514.47

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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.