Home / 1,453,478.50-2,180,237.20-456,206.50

Finding the Fourth Proportional to 1,453,478.50, 2,180,237.20 and 456,206.50

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Solution

The fourth proportional to 1,453,478.50, 2,180,237.20 and 456,206.50 is: 684,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,478.50 : 2,180,237.20 = 456,206.50 : x
  2. Step 2: Convert to fraction form
    1,453,478.50/2,180,237.20 = 456,206.50/x
  3. Step 3: Cross multiply
    1,453,478.50x = 2,180,237.20 × 456,206.50
  4. Step 4: Simplify right side
    1,453,478.50x = 994,638,382,181.80
  5. Step 5: Solve for x
    x = 994,638,382,181.80/1,453,478.50
  6. Step 6: Final answer
    x = 684,315.85

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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.