Home / 2,983,330.40-4,474,995.60-1,091,429.60

Finding the Fourth Proportional to 2,983,330.40, 4,474,995.60 and 1,091,429.60

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Solution

The fourth proportional to 2,983,330.40, 4,474,995.60 and 1,091,429.60 is: 1,637,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983,330.40 : 4,474,995.60 = 1,091,429.60 : x
  2. Step 2: Convert to fraction form
    2,983,330.40/4,474,995.60 = 1,091,429.60/x
  3. Step 3: Cross multiply
    2,983,330.40x = 4,474,995.60 × 1,091,429.60
  4. Step 4: Simplify right side
    2,983,330.40x = 4,884,142,657,709.76
  5. Step 5: Solve for x
    x = 4,884,142,657,709.76/2,983,330.40
  6. Step 6: Final answer
    x = 1,637,144.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.