Home / 1,483,205.84-2,046,767.26-838,639.52

Finding the Fourth Proportional to 1,483,205.84, 2,046,767.26 and 838,639.52

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Solution

The fourth proportional to 1,483,205.84, 2,046,767.26 and 838,639.52 is: 1,157,290.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,205.84 : 2,046,767.26 = 838,639.52 : x
  2. Step 2: Convert to fraction form
    1,483,205.84/2,046,767.26 = 838,639.52/x
  3. Step 3: Cross multiply
    1,483,205.84x = 2,046,767.26 × 838,639.52
  4. Step 4: Simplify right side
    1,483,205.84x = 1,716,499,912,478.12
  5. Step 5: Solve for x
    x = 1,716,499,912,478.12/1,483,205.84
  6. Step 6: Final answer
    x = 1,157,290.42

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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.