Home / 1,058,711.16-1,587,173.84-459,220.96

Finding the Fourth Proportional to 1,058,711.16, 1,587,173.84 and 459,220.96

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Solution

The fourth proportional to 1,058,711.16, 1,587,173.84 and 459,220.96 is: 688,444.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,711.16 : 1,587,173.84 = 459,220.96 : x
  2. Step 2: Convert to fraction form
    1,058,711.16/1,587,173.84 = 459,220.96/x
  3. Step 3: Cross multiply
    1,058,711.16x = 1,587,173.84 × 459,220.96
  4. Step 4: Simplify right side
    1,058,711.16x = 728,863,494,491.69
  5. Step 5: Solve for x
    x = 728,863,494,491.69/1,058,711.16
  6. Step 6: Final answer
    x = 688,444.14

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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.