Home / 1,485,015.65-2,049,322.43-805,952.15

Finding the Fourth Proportional to 1,485,015.65, 2,049,322.43 and 805,952.15

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Solution

The fourth proportional to 1,485,015.65, 2,049,322.43 and 805,952.15 is: 1,112,214.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,015.65 : 2,049,322.43 = 805,952.15 : x
  2. Step 2: Convert to fraction form
    1,485,015.65/2,049,322.43 = 805,952.15/x
  3. Step 3: Cross multiply
    1,485,015.65x = 2,049,322.43 × 805,952.15
  4. Step 4: Simplify right side
    1,485,015.65x = 1,651,655,818,501.72
  5. Step 5: Solve for x
    x = 1,651,655,818,501.72/1,485,015.65
  6. Step 6: Final answer
    x = 1,112,214.42

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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.