Home / 1,886,992.92-2,603,644.02-1,122,897.24

Finding the Fourth Proportional to 1,886,992.92, 2,603,644.02 and 1,122,897.24

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Solution

The fourth proportional to 1,886,992.92, 2,603,644.02 and 1,122,897.24 is: 1,549,356.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,992.92 : 2,603,644.02 = 1,122,897.24 : x
  2. Step 2: Convert to fraction form
    1,886,992.92/2,603,644.02 = 1,122,897.24/x
  3. Step 3: Cross multiply
    1,886,992.92x = 2,603,644.02 × 1,122,897.24
  4. Step 4: Simplify right side
    1,886,992.92x = 2,923,624,684,000.51
  5. Step 5: Solve for x
    x = 2,923,624,684,000.51/1,886,992.92
  6. Step 6: Final answer
    x = 1,549,356.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.