Home / 2,235,331.80-3,353,127.30-638,011.80

Finding the Fourth Proportional to 2,235,331.80, 3,353,127.30 and 638,011.80

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Solution

The fourth proportional to 2,235,331.80, 3,353,127.30 and 638,011.80 is: 957,054.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,331.80 : 3,353,127.30 = 638,011.80 : x
  2. Step 2: Convert to fraction form
    2,235,331.80/3,353,127.30 = 638,011.80/x
  3. Step 3: Cross multiply
    2,235,331.80x = 3,353,127.30 × 638,011.80
  4. Step 4: Simplify right side
    2,235,331.80x = 2,139,334,784,302.14
  5. Step 5: Solve for x
    x = 2,139,334,784,302.14/2,235,331.80
  6. Step 6: Final answer
    x = 957,054.69

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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.