Home / 4,263,931.20-6,395,896.80-2,671,406.40

Finding the Fourth Proportional to 4,263,931.20, 6,395,896.80 and 2,671,406.40

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Solution

The fourth proportional to 4,263,931.20, 6,395,896.80 and 2,671,406.40 is: 4,007,109.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263,931.20 : 6,395,896.80 = 2,671,406.40 : x
  2. Step 2: Convert to fraction form
    4,263,931.20/6,395,896.80 = 2,671,406.40/x
  3. Step 3: Cross multiply
    4,263,931.20x = 6,395,896.80 × 2,671,406.40
  4. Step 4: Simplify right side
    4,263,931.20x = 17,086,039,645,259.52
  5. Step 5: Solve for x
    x = 17,086,039,645,259.52/4,263,931.20
  6. Step 6: Final answer
    x = 4,007,109.60

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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.