Home / 1,569,379.45-2,354,091.02-447,448.45

Finding the Fourth Proportional to 1,569,379.45, 2,354,091.02 and 447,448.45

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Solution

The fourth proportional to 1,569,379.45, 2,354,091.02 and 447,448.45 is: 671,178.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,379.45 : 2,354,091.02 = 447,448.45 : x
  2. Step 2: Convert to fraction form
    1,569,379.45/2,354,091.02 = 447,448.45/x
  3. Step 3: Cross multiply
    1,569,379.45x = 2,354,091.02 × 447,448.45
  4. Step 4: Simplify right side
    1,569,379.45x = 1,053,334,378,057.92
  5. Step 5: Solve for x
    x = 1,053,334,378,057.92/1,569,379.45
  6. Step 6: Final answer
    x = 671,178.90

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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.