Home / 1,058,438.24-1,587,322.56-348,308

Finding the Fourth Proportional to 1,058,438.24, 1,587,322.56 and 348,308

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Solution

The fourth proportional to 1,058,438.24, 1,587,322.56 and 348,308 is: 522,351.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,438.24 : 1,587,322.56 = 348,308 : x
  2. Step 2: Convert to fraction form
    1,058,438.24/1,587,322.56 = 348,308/x
  3. Step 3: Cross multiply
    1,058,438.24x = 1,587,322.56 × 348,308
  4. Step 4: Simplify right side
    1,058,438.24x = 552,877,146,228.48
  5. Step 5: Solve for x
    x = 552,877,146,228.48/1,058,438.24
  6. Step 6: Final answer
    x = 522,351.82

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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.