Home / 2,826,693.20-4,240,039.80-1,692,952.40

Finding the Fourth Proportional to 2,826,693.20, 4,240,039.80 and 1,692,952.40

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Solution

The fourth proportional to 2,826,693.20, 4,240,039.80 and 1,692,952.40 is: 2,539,428.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826,693.20 : 4,240,039.80 = 1,692,952.40 : x
  2. Step 2: Convert to fraction form
    2,826,693.20/4,240,039.80 = 1,692,952.40/x
  3. Step 3: Cross multiply
    2,826,693.20x = 4,240,039.80 × 1,692,952.40
  4. Step 4: Simplify right side
    2,826,693.20x = 7,178,185,555,505.52
  5. Step 5: Solve for x
    x = 7,178,185,555,505.52/2,826,693.20
  6. Step 6: Final answer
    x = 2,539,428.60

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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.