Home / 1,485,031.76-2,049,345.32-805,968.56

Finding the Fourth Proportional to 1,485,031.76, 2,049,345.32 and 805,968.56

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Solution

The fourth proportional to 1,485,031.76, 2,049,345.32 and 805,968.56 is: 1,112,237.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,031.76 : 2,049,345.32 = 805,968.56 : x
  2. Step 2: Convert to fraction form
    1,485,031.76/2,049,345.32 = 805,968.56/x
  3. Step 3: Cross multiply
    1,485,031.76x = 2,049,345.32 × 805,968.56
  4. Step 4: Simplify right side
    1,485,031.76x = 1,651,707,896,503.14
  5. Step 5: Solve for x
    x = 1,651,707,896,503.14/1,485,031.76
  6. Step 6: Final answer
    x = 1,112,237.42

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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.