Home / 1,418,043.32-1,957,858.02-1,090,775.18

Finding the Fourth Proportional to 1,418,043.32, 1,957,858.02 and 1,090,775.18

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Solution

The fourth proportional to 1,418,043.32, 1,957,858.02 and 1,090,775.18 is: 1,506,006.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,043.32 : 1,957,858.02 = 1,090,775.18 : x
  2. Step 2: Convert to fraction form
    1,418,043.32/1,957,858.02 = 1,090,775.18/x
  3. Step 3: Cross multiply
    1,418,043.32x = 1,957,858.02 × 1,090,775.18
  4. Step 4: Simplify right side
    1,418,043.32x = 2,135,582,924,390.65
  5. Step 5: Solve for x
    x = 2,135,582,924,390.65/1,418,043.32
  6. Step 6: Final answer
    x = 1,506,006.83

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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.