Home / 1,621,513.06-2,433,952.54-939,731.98

Finding the Fourth Proportional to 1,621,513.06, 2,433,952.54 and 939,731.98

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Solution

The fourth proportional to 1,621,513.06, 2,433,952.54 and 939,731.98 is: 1,410,573.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,513.06 : 2,433,952.54 = 939,731.98 : x
  2. Step 2: Convert to fraction form
    1,621,513.06/2,433,952.54 = 939,731.98/x
  3. Step 3: Cross multiply
    1,621,513.06x = 2,433,952.54 × 939,731.98
  4. Step 4: Simplify right side
    1,621,513.06x = 2,287,263,031,206.02
  5. Step 5: Solve for x
    x = 2,287,263,031,206.02/1,621,513.06
  6. Step 6: Final answer
    x = 1,410,573.30

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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.