Home / 2,819,200.84-3,890,497.08-1,530,041.32

Finding the Fourth Proportional to 2,819,200.84, 3,890,497.08 and 1,530,041.32

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Solution

The fourth proportional to 2,819,200.84, 3,890,497.08 and 1,530,041.32 is: 2,111,456.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,200.84 : 3,890,497.08 = 1,530,041.32 : x
  2. Step 2: Convert to fraction form
    2,819,200.84/3,890,497.08 = 1,530,041.32/x
  3. Step 3: Cross multiply
    2,819,200.84x = 3,890,497.08 × 1,530,041.32
  4. Step 4: Simplify right side
    2,819,200.84x = 5,952,621,287,739.35
  5. Step 5: Solve for x
    x = 5,952,621,287,739.35/2,819,200.84
  6. Step 6: Final answer
    x = 2,111,456.98

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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.