Home / 1,797,718.40-2,696,577.60-518,323.40

Finding the Fourth Proportional to 1,797,718.40, 2,696,577.60 and 518,323.40

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Solution

The fourth proportional to 1,797,718.40, 2,696,577.60 and 518,323.40 is: 777,485.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,718.40 : 2,696,577.60 = 518,323.40 : x
  2. Step 2: Convert to fraction form
    1,797,718.40/2,696,577.60 = 518,323.40/x
  3. Step 3: Cross multiply
    1,797,718.40x = 2,696,577.60 × 518,323.40
  4. Step 4: Simplify right side
    1,797,718.40x = 1,397,699,269,995.84
  5. Step 5: Solve for x
    x = 1,397,699,269,995.84/1,797,718.40
  6. Step 6: Final answer
    x = 777,485.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.