Home / 1,370,592.49-1,891,356.31-758,702.02

Finding the Fourth Proportional to 1,370,592.49, 1,891,356.31 and 758,702.02

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Solution

The fourth proportional to 1,370,592.49, 1,891,356.31 and 758,702.02 is: 1,046,974.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,592.49 : 1,891,356.31 = 758,702.02 : x
  2. Step 2: Convert to fraction form
    1,370,592.49/1,891,356.31 = 758,702.02/x
  3. Step 3: Cross multiply
    1,370,592.49x = 1,891,356.31 × 758,702.02
  4. Step 4: Simplify right side
    1,370,592.49x = 1,434,975,852,936.75
  5. Step 5: Solve for x
    x = 1,434,975,852,936.75/1,370,592.49
  6. Step 6: Final answer
    x = 1,046,974.84

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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.