Home / 2,057,195.45-2,838,804.91-1,139,369.64

Finding the Fourth Proportional to 2,057,195.45, 2,838,804.91 and 1,139,369.64

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Solution

The fourth proportional to 2,057,195.45, 2,838,804.91 and 1,139,369.64 is: 1,572,260.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,195.45 : 2,838,804.91 = 1,139,369.64 : x
  2. Step 2: Convert to fraction form
    2,057,195.45/2,838,804.91 = 1,139,369.64/x
  3. Step 3: Cross multiply
    2,057,195.45x = 2,838,804.91 × 1,139,369.64
  4. Step 4: Simplify right side
    2,057,195.45x = 3,234,448,130,811.27
  5. Step 5: Solve for x
    x = 3,234,448,130,811.27/2,057,195.45
  6. Step 6: Final answer
    x = 1,572,260.98

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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.