Home / 2,005,985.61-2,768,260.13-1,146,564.32

Finding the Fourth Proportional to 2,005,985.61, 2,768,260.13 and 1,146,564.32

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Solution

The fourth proportional to 2,005,985.61, 2,768,260.13 and 1,146,564.32 is: 1,582,258.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,985.61 : 2,768,260.13 = 1,146,564.32 : x
  2. Step 2: Convert to fraction form
    2,005,985.61/2,768,260.13 = 1,146,564.32/x
  3. Step 3: Cross multiply
    2,005,985.61x = 2,768,260.13 × 1,146,564.32
  4. Step 4: Simplify right side
    2,005,985.61x = 3,173,988,273,962.44
  5. Step 5: Solve for x
    x = 3,173,988,273,962.44/2,005,985.61
  6. Step 6: Final answer
    x = 1,582,258.75

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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.