Home / 1,246,378.14-1,870,407.36-436,769.82

Finding the Fourth Proportional to 1,246,378.14, 1,870,407.36 and 436,769.82

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Solution

The fourth proportional to 1,246,378.14, 1,870,407.36 and 436,769.82 is: 655,449.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,378.14 : 1,870,407.36 = 436,769.82 : x
  2. Step 2: Convert to fraction form
    1,246,378.14/1,870,407.36 = 436,769.82/x
  3. Step 3: Cross multiply
    1,246,378.14x = 1,870,407.36 × 436,769.82
  4. Step 4: Simplify right side
    1,246,378.14x = 816,937,485,953.88
  5. Step 5: Solve for x
    x = 816,937,485,953.88/1,246,378.14
  6. Step 6: Final answer
    x = 655,449.14

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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.