Home / 1,058,372.15-1,587,558.23-637,431.35

Finding the Fourth Proportional to 1,058,372.15, 1,587,558.23 and 637,431.35

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Solution

The fourth proportional to 1,058,372.15, 1,587,558.23 and 637,431.35 is: 956,147.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,372.15 : 1,587,558.23 = 637,431.35 : x
  2. Step 2: Convert to fraction form
    1,058,372.15/1,587,558.23 = 637,431.35/x
  3. Step 3: Cross multiply
    1,058,372.15x = 1,587,558.23 × 637,431.35
  4. Step 4: Simplify right side
    1,058,372.15x = 1,011,959,382,565.35
  5. Step 5: Solve for x
    x = 1,011,959,382,565.35/1,058,372.15
  6. Step 6: Final answer
    x = 956,147.03

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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.