Home / 3,112,352-4,295,045.76-1,681,568

Finding the Fourth Proportional to 3,112,352, 4,295,045.76 and 1,681,568

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Solution

The fourth proportional to 3,112,352, 4,295,045.76 and 1,681,568 is: 2,320,563.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,352 : 4,295,045.76 = 1,681,568 : x
  2. Step 2: Convert to fraction form
    3,112,352/4,295,045.76 = 1,681,568/x
  3. Step 3: Cross multiply
    3,112,352x = 4,295,045.76 × 1,681,568
  4. Step 4: Simplify right side
    3,112,352x = 7,222,411,508,551.68
  5. Step 5: Solve for x
    x = 7,222,411,508,551.68/3,112,352
  6. Step 6: Final answer
    x = 2,320,563.84

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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.