Home / 2,005,985.20-2,768,259.57-1,146,563.91

Finding the Fourth Proportional to 2,005,985.20, 2,768,259.57 and 1,146,563.91

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Solution

The fourth proportional to 2,005,985.20, 2,768,259.57 and 1,146,563.91 is: 1,582,258.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,985.20 : 2,768,259.57 = 1,146,563.91 : x
  2. Step 2: Convert to fraction form
    2,005,985.20/2,768,259.57 = 1,146,563.91/x
  3. Step 3: Cross multiply
    2,005,985.20x = 2,768,259.57 × 1,146,563.91
  4. Step 4: Simplify right side
    2,005,985.20x = 3,173,986,516,474.12
  5. Step 5: Solve for x
    x = 3,173,986,516,474.12/2,005,985.20
  6. Step 6: Final answer
    x = 1,582,258.19

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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.