Home / 1,663,945.80-2,496,009.51-526,623.13

Finding the Fourth Proportional to 1,663,945.80, 2,496,009.51 and 526,623.13

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Solution

The fourth proportional to 1,663,945.80, 2,496,009.51 and 526,623.13 is: 789,963.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,945.80 : 2,496,009.51 = 526,623.13 : x
  2. Step 2: Convert to fraction form
    1,663,945.80/2,496,009.51 = 526,623.13/x
  3. Step 3: Cross multiply
    1,663,945.80x = 2,496,009.51 × 526,623.13
  4. Step 4: Simplify right side
    1,663,945.80x = 1,314,456,333,352.42
  5. Step 5: Solve for x
    x = 1,314,456,333,352.42/1,663,945.80
  6. Step 6: Final answer
    x = 789,963.43

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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.