Home / 1,135,985.16-1,567,663.92-619,750.64

Finding the Fourth Proportional to 1,135,985.16, 1,567,663.92 and 619,750.64

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Solution

The fourth proportional to 1,135,985.16, 1,567,663.92 and 619,750.64 is: 855,258.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,985.16 : 1,567,663.92 = 619,750.64 : x
  2. Step 2: Convert to fraction form
    1,135,985.16/1,567,663.92 = 619,750.64/x
  3. Step 3: Cross multiply
    1,135,985.16x = 1,567,663.92 × 619,750.64
  4. Step 4: Simplify right side
    1,135,985.16x = 971,560,713,441.26
  5. Step 5: Solve for x
    x = 971,560,713,441.26/1,135,985.16
  6. Step 6: Final answer
    x = 855,258.28

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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.