Home / 2,126,606.40-3,190,472.80-928,014.40

Finding the Fourth Proportional to 2,126,606.40, 3,190,472.80 and 928,014.40

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Solution

The fourth proportional to 2,126,606.40, 3,190,472.80 and 928,014.40 is: 1,392,267.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,606.40 : 3,190,472.80 = 928,014.40 : x
  2. Step 2: Convert to fraction form
    2,126,606.40/3,190,472.80 = 928,014.40/x
  3. Step 3: Cross multiply
    2,126,606.40x = 3,190,472.80 × 928,014.40
  4. Step 4: Simplify right side
    2,126,606.40x = 2,960,804,701,208.32
  5. Step 5: Solve for x
    x = 2,960,804,701,208.32/2,126,606.40
  6. Step 6: Final answer
    x = 1,392,267.37

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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.