Home / 1,115,841.95-1,519,261.42-1,112,299.01

Finding the Fourth Proportional to 1,115,841.95, 1,519,261.42 and 1,112,299.01

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Solution

The fourth proportional to 1,115,841.95, 1,519,261.42 and 1,112,299.01 is: 1,514,437.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,841.95 : 1,519,261.42 = 1,112,299.01 : x
  2. Step 2: Convert to fraction form
    1,115,841.95/1,519,261.42 = 1,112,299.01/x
  3. Step 3: Cross multiply
    1,115,841.95x = 1,519,261.42 × 1,112,299.01
  4. Step 4: Simplify right side
    1,115,841.95x = 1,689,872,967,835.70
  5. Step 5: Solve for x
    x = 1,689,872,967,835.70/1,115,841.95
  6. Step 6: Final answer
    x = 1,514,437.57

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.