Home / 2,385,883.31-3,579,378.53-788,349.53

Finding the Fourth Proportional to 2,385,883.31, 3,579,378.53 and 788,349.53

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Solution

The fourth proportional to 2,385,883.31, 3,579,378.53 and 788,349.53 is: 1,182,707.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,883.31 : 3,579,378.53 = 788,349.53 : x
  2. Step 2: Convert to fraction form
    2,385,883.31/3,579,378.53 = 788,349.53/x
  3. Step 3: Cross multiply
    2,385,883.31x = 3,579,378.53 × 788,349.53
  4. Step 4: Simplify right side
    2,385,883.31x = 2,821,801,386,824.29
  5. Step 5: Solve for x
    x = 2,821,801,386,824.29/2,385,883.31
  6. Step 6: Final answer
    x = 1,182,707.21

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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.