Home / 2,116,236.54-2,918,417.13-1,632,034.74

Finding the Fourth Proportional to 2,116,236.54, 2,918,417.13 and 1,632,034.74

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Solution

The fourth proportional to 2,116,236.54, 2,918,417.13 and 1,632,034.74 is: 2,250,673.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,236.54 : 2,918,417.13 = 1,632,034.74 : x
  2. Step 2: Convert to fraction form
    2,116,236.54/2,918,417.13 = 1,632,034.74/x
  3. Step 3: Cross multiply
    2,116,236.54x = 2,918,417.13 × 1,632,034.74
  4. Step 4: Simplify right side
    2,116,236.54x = 4,762,958,141,971.10
  5. Step 5: Solve for x
    x = 4,762,958,141,971.10/2,116,236.54
  6. Step 6: Final answer
    x = 2,250,673.80

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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.