Home / 1,655,438.80-2,483,989.26-756,800.50

Finding the Fourth Proportional to 1,655,438.80, 2,483,989.26 and 756,800.50

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Solution

The fourth proportional to 1,655,438.80, 2,483,989.26 and 756,800.50 is: 1,135,580.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,438.80 : 2,483,989.26 = 756,800.50 : x
  2. Step 2: Convert to fraction form
    1,655,438.80/2,483,989.26 = 756,800.50/x
  3. Step 3: Cross multiply
    1,655,438.80x = 2,483,989.26 × 756,800.50
  4. Step 4: Simplify right side
    1,655,438.80x = 1,879,884,313,962.63
  5. Step 5: Solve for x
    x = 1,879,884,313,962.63/1,655,438.80
  6. Step 6: Final answer
    x = 1,135,580.68

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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.