Home / 2,157,723.36-3,237,011.41-791,509.74

Finding the Fourth Proportional to 2,157,723.36, 3,237,011.41 and 791,509.74

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Solution

The fourth proportional to 2,157,723.36, 3,237,011.41 and 791,509.74 is: 1,187,421.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,723.36 : 3,237,011.41 = 791,509.74 : x
  2. Step 2: Convert to fraction form
    2,157,723.36/3,237,011.41 = 791,509.74/x
  3. Step 3: Cross multiply
    2,157,723.36x = 3,237,011.41 × 791,509.74
  4. Step 4: Simplify right side
    2,157,723.36x = 2,562,126,059,506.13
  5. Step 5: Solve for x
    x = 2,562,126,059,506.13/2,157,723.36
  6. Step 6: Final answer
    x = 1,187,421.01

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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.