Home / 1,118,987.96-1,544,203.32-609,690.33

Finding the Fourth Proportional to 1,118,987.96, 1,544,203.32 and 609,690.33

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Solution

The fourth proportional to 1,118,987.96, 1,544,203.32 and 609,690.33 is: 841,372.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,987.96 : 1,544,203.32 = 609,690.33 : x
  2. Step 2: Convert to fraction form
    1,118,987.96/1,544,203.32 = 609,690.33/x
  3. Step 3: Cross multiply
    1,118,987.96x = 1,544,203.32 × 609,690.33
  4. Step 4: Simplify right side
    1,118,987.96x = 941,485,829,471.56
  5. Step 5: Solve for x
    x = 941,485,829,471.56/1,118,987.96
  6. Step 6: Final answer
    x = 841,372.62

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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.