Home / 2,121,546.63-2,927,796.52-1,154,739.54

Finding the Fourth Proportional to 2,121,546.63, 2,927,796.52 and 1,154,739.54

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Solution

The fourth proportional to 2,121,546.63, 2,927,796.52 and 1,154,739.54 is: 1,593,574.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,546.63 : 2,927,796.52 = 1,154,739.54 : x
  2. Step 2: Convert to fraction form
    2,121,546.63/2,927,796.52 = 1,154,739.54/x
  3. Step 3: Cross multiply
    2,121,546.63x = 2,927,796.52 × 1,154,739.54
  4. Step 4: Simplify right side
    2,121,546.63x = 3,380,842,406,718.40
  5. Step 5: Solve for x
    x = 3,380,842,406,718.40/2,121,546.63
  6. Step 6: Final answer
    x = 1,593,574.40

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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.