Home / 1,058,639.49-1,587,792.48-879,872.73

Finding the Fourth Proportional to 1,058,639.49, 1,587,792.48 and 879,872.73

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Solution

The fourth proportional to 1,058,639.49, 1,587,792.48 and 879,872.73 is: 1,319,670.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,639.49 : 1,587,792.48 = 879,872.73 : x
  2. Step 2: Convert to fraction form
    1,058,639.49/1,587,792.48 = 879,872.73/x
  3. Step 3: Cross multiply
    1,058,639.49x = 1,587,792.48 × 879,872.73
  4. Step 4: Simplify right side
    1,058,639.49x = 1,397,055,304,051.07
  5. Step 5: Solve for x
    x = 1,397,055,304,051.07/1,058,639.49
  6. Step 6: Final answer
    x = 1,319,670.50

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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.