Home / 1,135,987.36-1,567,666.96-619,752.85

Finding the Fourth Proportional to 1,135,987.36, 1,567,666.96 and 619,752.85

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Solution

The fourth proportional to 1,135,987.36, 1,567,666.96 and 619,752.85 is: 855,261.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,987.36 : 1,567,666.96 = 619,752.85 : x
  2. Step 2: Convert to fraction form
    1,135,987.36/1,567,666.96 = 619,752.85/x
  3. Step 3: Cross multiply
    1,135,987.36x = 1,567,666.96 × 619,752.85
  4. Step 4: Simplify right side
    1,135,987.36x = 971,566,060,842.29
  5. Step 5: Solve for x
    x = 971,566,060,842.29/1,135,987.36
  6. Step 6: Final answer
    x = 855,261.33

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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.