Home / 2,290,258.40-3,160,259.20-1,271,466.40

Finding the Fourth Proportional to 2,290,258.40, 3,160,259.20 and 1,271,466.40

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Solution

The fourth proportional to 2,290,258.40, 3,160,259.20 and 1,271,466.40 is: 1,754,458.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,258.40 : 3,160,259.20 = 1,271,466.40 : x
  2. Step 2: Convert to fraction form
    2,290,258.40/3,160,259.20 = 1,271,466.40/x
  3. Step 3: Cross multiply
    2,290,258.40x = 3,160,259.20 × 1,271,466.40
  4. Step 4: Simplify right side
    2,290,258.40x = 4,018,163,388,090.88
  5. Step 5: Solve for x
    x = 4,018,163,388,090.88/2,290,258.40
  6. Step 6: Final answer
    x = 1,754,458.53

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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.