Home / 1,058,115.42-1,460,645.15-714,416.40

Finding the Fourth Proportional to 1,058,115.42, 1,460,645.15 and 714,416.40

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Solution

The fourth proportional to 1,058,115.42, 1,460,645.15 and 714,416.40 is: 986,195.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,115.42 : 1,460,645.15 = 714,416.40 : x
  2. Step 2: Convert to fraction form
    1,058,115.42/1,460,645.15 = 714,416.40/x
  3. Step 3: Cross multiply
    1,058,115.42x = 1,460,645.15 × 714,416.40
  4. Step 4: Simplify right side
    1,058,115.42x = 1,043,508,846,168.38
  5. Step 5: Solve for x
    x = 1,043,508,846,168.38/1,058,115.42
  6. Step 6: Final answer
    x = 986,195.68

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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.