Home / 1,409,603.91-1,945,254.73-765,024.31

Finding the Fourth Proportional to 1,409,603.91, 1,945,254.73 and 765,024.31

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Solution

The fourth proportional to 1,409,603.91, 1,945,254.73 and 765,024.31 is: 1,055,734.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,603.91 : 1,945,254.73 = 765,024.31 : x
  2. Step 2: Convert to fraction form
    1,409,603.91/1,945,254.73 = 765,024.31/x
  3. Step 3: Cross multiply
    1,409,603.91x = 1,945,254.73 × 765,024.31
  4. Step 4: Simplify right side
    1,409,603.91x = 1,488,167,157,592.49
  5. Step 5: Solve for x
    x = 1,488,167,157,592.49/1,409,603.91
  6. Step 6: Final answer
    x = 1,055,734.27

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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.