Home / 2,936,643.40-4,403,928.30-1,043,446.60

Finding the Fourth Proportional to 2,936,643.40, 4,403,928.30 and 1,043,446.60

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Solution

The fourth proportional to 2,936,643.40, 4,403,928.30 and 1,043,446.60 is: 1,564,801.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936,643.40 : 4,403,928.30 = 1,043,446.60 : x
  2. Step 2: Convert to fraction form
    2,936,643.40/4,403,928.30 = 1,043,446.60/x
  3. Step 3: Cross multiply
    2,936,643.40x = 4,403,928.30 × 1,043,446.60
  4. Step 4: Simplify right side
    2,936,643.40x = 4,595,264,011,278.78
  5. Step 5: Solve for x
    x = 4,595,264,011,278.78/2,936,643.40
  6. Step 6: Final answer
    x = 1,564,801.50

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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.