Home / 2,177,509.37-3,005,011.71-1,197,386.27

Finding the Fourth Proportional to 2,177,509.37, 3,005,011.71 and 1,197,386.27

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Solution

The fourth proportional to 2,177,509.37, 3,005,011.71 and 1,197,386.27 is: 1,652,419.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,509.37 : 3,005,011.71 = 1,197,386.27 : x
  2. Step 2: Convert to fraction form
    2,177,509.37/3,005,011.71 = 1,197,386.27/x
  3. Step 3: Cross multiply
    2,177,509.37x = 3,005,011.71 × 1,197,386.27
  4. Step 4: Simplify right side
    2,177,509.37x = 3,598,159,762,743.22
  5. Step 5: Solve for x
    x = 3,598,159,762,743.22/2,177,509.37
  6. Step 6: Final answer
    x = 1,652,419.88

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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.