Home / 2,385,292.32-3,291,608.40-1,297,565.28

Finding the Fourth Proportional to 2,385,292.32, 3,291,608.40 and 1,297,565.28

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Solution

The fourth proportional to 2,385,292.32, 3,291,608.40 and 1,297,565.28 is: 1,790,588.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,292.32 : 3,291,608.40 = 1,297,565.28 : x
  2. Step 2: Convert to fraction form
    2,385,292.32/3,291,608.40 = 1,297,565.28/x
  3. Step 3: Cross multiply
    2,385,292.32x = 3,291,608.40 × 1,297,565.28
  4. Step 4: Simplify right side
    2,385,292.32x = 4,271,076,775,196.35
  5. Step 5: Solve for x
    x = 4,271,076,775,196.35/2,385,292.32
  6. Step 6: Final answer
    x = 1,790,588.41

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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.