Home / 1,483,916.40-2,225,939.40-486,644.40

Finding the Fourth Proportional to 1,483,916.40, 2,225,939.40 and 486,644.40

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Solution

The fourth proportional to 1,483,916.40, 2,225,939.40 and 486,644.40 is: 729,987.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,916.40 : 2,225,939.40 = 486,644.40 : x
  2. Step 2: Convert to fraction form
    1,483,916.40/2,225,939.40 = 486,644.40/x
  3. Step 3: Cross multiply
    1,483,916.40x = 2,225,939.40 × 486,644.40
  4. Step 4: Simplify right side
    1,483,916.40x = 1,083,240,943,749.36
  5. Step 5: Solve for x
    x = 1,083,240,943,749.36/1,483,916.40
  6. Step 6: Final answer
    x = 729,987.85

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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.