Home / 1,330,759.64-1,836,486.06-742,072.52

Finding the Fourth Proportional to 1,330,759.64, 1,836,486.06 and 742,072.52

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Solution

The fourth proportional to 1,330,759.64, 1,836,486.06 and 742,072.52 is: 1,024,081.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,759.64 : 1,836,486.06 = 742,072.52 : x
  2. Step 2: Convert to fraction form
    1,330,759.64/1,836,486.06 = 742,072.52/x
  3. Step 3: Cross multiply
    1,330,759.64x = 1,836,486.06 × 742,072.52
  4. Step 4: Simplify right side
    1,330,759.64x = 1,362,805,838,489.07
  5. Step 5: Solve for x
    x = 1,362,805,838,489.07/1,330,759.64
  6. Step 6: Final answer
    x = 1,024,081.13

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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.