Home / 1,543,587.54-2,130,891.21-1,085,095.14

Finding the Fourth Proportional to 1,543,587.54, 2,130,891.21 and 1,085,095.14

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Solution

The fourth proportional to 1,543,587.54, 2,130,891.21 and 1,085,095.14 is: 1,497,951.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,587.54 : 2,130,891.21 = 1,085,095.14 : x
  2. Step 2: Convert to fraction form
    1,543,587.54/2,130,891.21 = 1,085,095.14/x
  3. Step 3: Cross multiply
    1,543,587.54x = 2,130,891.21 × 1,085,095.14
  4. Step 4: Simplify right side
    1,543,587.54x = 2,312,219,695,839.72
  5. Step 5: Solve for x
    x = 2,312,219,695,839.72/1,543,587.54
  6. Step 6: Final answer
    x = 1,497,951.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.