Home / 1,379,879.07-2,069,673.01-369,103.02

Finding the Fourth Proportional to 1,379,879.07, 2,069,673.01 and 369,103.02

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Solution

The fourth proportional to 1,379,879.07, 2,069,673.01 and 369,103.02 is: 553,615.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,879.07 : 2,069,673.01 = 369,103.02 : x
  2. Step 2: Convert to fraction form
    1,379,879.07/2,069,673.01 = 369,103.02/x
  3. Step 3: Cross multiply
    1,379,879.07x = 2,069,673.01 × 369,103.02
  4. Step 4: Simplify right side
    1,379,879.07x = 763,922,558,403.49
  5. Step 5: Solve for x
    x = 763,922,558,403.49/1,379,879.07
  6. Step 6: Final answer
    x = 553,615.58

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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.