Home / 1,293,153.66-1,939,610.80-609,883.82

Finding the Fourth Proportional to 1,293,153.66, 1,939,610.80 and 609,883.82

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Solution

The fourth proportional to 1,293,153.66, 1,939,610.80 and 609,883.82 is: 914,769.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,153.66 : 1,939,610.80 = 609,883.82 : x
  2. Step 2: Convert to fraction form
    1,293,153.66/1,939,610.80 = 609,883.82/x
  3. Step 3: Cross multiply
    1,293,153.66x = 1,939,610.80 × 609,883.82
  4. Step 4: Simplify right side
    1,293,153.66x = 1,182,937,244,017.26
  5. Step 5: Solve for x
    x = 1,182,937,244,017.26/1,293,153.66
  6. Step 6: Final answer
    x = 914,769.28

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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.