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Finding the Fourth Proportional to 1,827,583.02, 2,739,335.49 and 762,271.02

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Solution

The fourth proportional to 1,827,583.02, 2,739,335.49 and 762,271.02 is: 1,142,556.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,583.02 : 2,739,335.49 = 762,271.02 : x
  2. Step 2: Convert to fraction form
    1,827,583.02/2,739,335.49 = 762,271.02/x
  3. Step 3: Cross multiply
    1,827,583.02x = 2,739,335.49 × 762,271.02
  4. Step 4: Simplify right side
    1,827,583.02x = 2,088,116,058,084.50
  5. Step 5: Solve for x
    x = 2,088,116,058,084.50/1,827,583.02
  6. Step 6: Final answer
    x = 1,142,556.06

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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.