Home / 1,259,510.36-1,738,058.72-715,570.66

Finding the Fourth Proportional to 1,259,510.36, 1,738,058.72 and 715,570.66

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Solution

The fourth proportional to 1,259,510.36, 1,738,058.72 and 715,570.66 is: 987,450.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,510.36 : 1,738,058.72 = 715,570.66 : x
  2. Step 2: Convert to fraction form
    1,259,510.36/1,738,058.72 = 715,570.66/x
  3. Step 3: Cross multiply
    1,259,510.36x = 1,738,058.72 × 715,570.66
  4. Step 4: Simplify right side
    1,259,510.36x = 1,243,703,825,389.16
  5. Step 5: Solve for x
    x = 1,243,703,825,389.16/1,259,510.36
  6. Step 6: Final answer
    x = 987,450.25

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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.