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Finding the Fourth Proportional to 1,362,285, 1,880,011.62 and 758,673

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Solution

The fourth proportional to 1,362,285, 1,880,011.62 and 758,673 is: 1,047,001.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,285 : 1,880,011.62 = 758,673 : x
  2. Step 2: Convert to fraction form
    1,362,285/1,880,011.62 = 758,673/x
  3. Step 3: Cross multiply
    1,362,285x = 1,880,011.62 × 758,673
  4. Step 4: Simplify right side
    1,362,285x = 1,426,314,055,780.26
  5. Step 5: Solve for x
    x = 1,426,314,055,780.26/1,362,285
  6. Step 6: Final answer
    x = 1,047,001.22

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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.