Home / 1,058,523.24-1,588,328.22-518,769.40

Finding the Fourth Proportional to 1,058,523.24, 1,588,328.22 and 518,769.40

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Solution

The fourth proportional to 1,058,523.24, 1,588,328.22 and 518,769.40 is: 778,420.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,523.24 : 1,588,328.22 = 518,769.40 : x
  2. Step 2: Convert to fraction form
    1,058,523.24/1,588,328.22 = 518,769.40/x
  3. Step 3: Cross multiply
    1,058,523.24x = 1,588,328.22 × 518,769.40
  4. Step 4: Simplify right side
    1,058,523.24x = 823,976,077,692.47
  5. Step 5: Solve for x
    x = 823,976,077,692.47/1,058,523.24
  6. Step 6: Final answer
    x = 778,420.39

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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.