Home / 1,058,686.44-1,587,136.86-459,196.08

Finding the Fourth Proportional to 1,058,686.44, 1,587,136.86 and 459,196.08

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Solution

The fourth proportional to 1,058,686.44, 1,587,136.86 and 459,196.08 is: 688,406.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,686.44 : 1,587,136.86 = 459,196.08 : x
  2. Step 2: Convert to fraction form
    1,058,686.44/1,587,136.86 = 459,196.08/x
  3. Step 3: Cross multiply
    1,058,686.44x = 1,587,136.86 × 459,196.08
  4. Step 4: Simplify right side
    1,058,686.44x = 728,807,024,535.51
  5. Step 5: Solve for x
    x = 728,807,024,535.51/1,058,686.44
  6. Step 6: Final answer
    x = 688,406.88

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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.