Home / 1,260,261.10-1,889,823.03-361,498.87

Finding the Fourth Proportional to 1,260,261.10, 1,889,823.03 and 361,498.87

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Solution

The fourth proportional to 1,260,261.10, 1,889,823.03 and 361,498.87 is: 542,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,261.10 : 1,889,823.03 = 361,498.87 : x
  2. Step 2: Convert to fraction form
    1,260,261.10/1,889,823.03 = 361,498.87/x
  3. Step 3: Cross multiply
    1,260,261.10x = 1,889,823.03 × 361,498.87
  4. Step 4: Simplify right side
    1,260,261.10x = 683,168,889,844.98
  5. Step 5: Solve for x
    x = 683,168,889,844.98/1,260,261.10
  6. Step 6: Final answer
    x = 542,085.20

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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.