Home / 3,058,541.30-4,587,515.79-928,643.87

Finding the Fourth Proportional to 3,058,541.30, 4,587,515.79 and 928,643.87

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Solution

The fourth proportional to 3,058,541.30, 4,587,515.79 and 928,643.87 is: 1,392,875.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,541.30 : 4,587,515.79 = 928,643.87 : x
  2. Step 2: Convert to fraction form
    3,058,541.30/4,587,515.79 = 928,643.87/x
  3. Step 3: Cross multiply
    3,058,541.30x = 4,587,515.79 × 928,643.87
  4. Step 4: Simplify right side
    3,058,541.30x = 4,260,168,416,911.71
  5. Step 5: Solve for x
    x = 4,260,168,416,911.71/3,058,541.30
  6. Step 6: Final answer
    x = 1,392,875.88

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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.