Home / 1,483,878.40-2,225,882.40-486,606.40

Finding the Fourth Proportional to 1,483,878.40, 2,225,882.40 and 486,606.40

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Solution

The fourth proportional to 1,483,878.40, 2,225,882.40 and 486,606.40 is: 729,930.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,878.40 : 2,225,882.40 = 486,606.40 : x
  2. Step 2: Convert to fraction form
    1,483,878.40/2,225,882.40 = 486,606.40/x
  3. Step 3: Cross multiply
    1,483,878.40x = 2,225,882.40 × 486,606.40
  4. Step 4: Simplify right side
    1,483,878.40x = 1,083,128,621,487.36
  5. Step 5: Solve for x
    x = 1,083,128,621,487.36/1,483,878.40
  6. Step 6: Final answer
    x = 729,930.85

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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.