Home / 1,526,461.20-2,289,754.04-389,252.88

Finding the Fourth Proportional to 1,526,461.20, 2,289,754.04 and 389,252.88

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Solution

The fourth proportional to 1,526,461.20, 2,289,754.04 and 389,252.88 is: 583,895.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,461.20 : 2,289,754.04 = 389,252.88 : x
  2. Step 2: Convert to fraction form
    1,526,461.20/2,289,754.04 = 389,252.88/x
  3. Step 3: Cross multiply
    1,526,461.20x = 2,289,754.04 × 389,252.88
  4. Step 4: Simplify right side
    1,526,461.20x = 891,293,352,615.37
  5. Step 5: Solve for x
    x = 891,293,352,615.37/1,526,461.20
  6. Step 6: Final answer
    x = 583,895.19

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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.