Home / 1,625,955.09-2,243,729.65-900,759.56

Finding the Fourth Proportional to 1,625,955.09, 2,243,729.65 and 900,759.56

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Solution

The fourth proportional to 1,625,955.09, 2,243,729.65 and 900,759.56 is: 1,242,999.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,955.09 : 2,243,729.65 = 900,759.56 : x
  2. Step 2: Convert to fraction form
    1,625,955.09/2,243,729.65 = 900,759.56/x
  3. Step 3: Cross multiply
    1,625,955.09x = 2,243,729.65 × 900,759.56
  4. Step 4: Simplify right side
    1,625,955.09x = 2,021,060,932,292.95
  5. Step 5: Solve for x
    x = 2,021,060,932,292.95/1,625,955.09
  6. Step 6: Final answer
    x = 1,242,999.23

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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.