Home / 1,185,773.06-1,778,656.25-916,293.35

Finding the Fourth Proportional to 1,185,773.06, 1,778,656.25 and 916,293.35

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Solution

The fourth proportional to 1,185,773.06, 1,778,656.25 and 916,293.35 is: 1,374,437.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,773.06 : 1,778,656.25 = 916,293.35 : x
  2. Step 2: Convert to fraction form
    1,185,773.06/1,778,656.25 = 916,293.35/x
  3. Step 3: Cross multiply
    1,185,773.06x = 1,778,656.25 × 916,293.35
  4. Step 4: Simplify right side
    1,185,773.06x = 1,629,770,900,548.31
  5. Step 5: Solve for x
    x = 1,629,770,900,548.31/1,185,773.06
  6. Step 6: Final answer
    x = 1,374,437.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.