Home / 2,115,216-2,918,998.08-1,161,360

Finding the Fourth Proportional to 2,115,216, 2,918,998.08 and 1,161,360

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Solution

The fourth proportional to 2,115,216, 2,918,998.08 and 1,161,360 is: 1,602,676.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,216 : 2,918,998.08 = 1,161,360 : x
  2. Step 2: Convert to fraction form
    2,115,216/2,918,998.08 = 1,161,360/x
  3. Step 3: Cross multiply
    2,115,216x = 2,918,998.08 × 1,161,360
  4. Step 4: Simplify right side
    2,115,216x = 3,390,007,610,188.80
  5. Step 5: Solve for x
    x = 3,390,007,610,188.80/2,115,216
  6. Step 6: Final answer
    x = 1,602,676.80

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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.