Home / 1,684,009.64-2,323,966.74-920,110.60

Finding the Fourth Proportional to 1,684,009.64, 2,323,966.74 and 920,110.60

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Solution

The fourth proportional to 1,684,009.64, 2,323,966.74 and 920,110.60 is: 1,269,770.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,009.64 : 2,323,966.74 = 920,110.60 : x
  2. Step 2: Convert to fraction form
    1,684,009.64/2,323,966.74 = 920,110.60/x
  3. Step 3: Cross multiply
    1,684,009.64x = 2,323,966.74 × 920,110.60
  4. Step 4: Simplify right side
    1,684,009.64x = 2,138,306,431,521.44
  5. Step 5: Solve for x
    x = 2,138,306,431,521.44/1,684,009.64
  6. Step 6: Final answer
    x = 1,269,770.90

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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.