Home / 2,097,665.40-3,147,275.70-2,019,905.40

Finding the Fourth Proportional to 2,097,665.40, 3,147,275.70 and 2,019,905.40

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Solution

The fourth proportional to 2,097,665.40, 3,147,275.70 and 2,019,905.40 is: 3,030,606.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,665.40 : 3,147,275.70 = 2,019,905.40 : x
  2. Step 2: Convert to fraction form
    2,097,665.40/3,147,275.70 = 2,019,905.40/x
  3. Step 3: Cross multiply
    2,097,665.40x = 3,147,275.70 × 2,019,905.40
  4. Step 4: Simplify right side
    2,097,665.40x = 6,357,199,181,718.78
  5. Step 5: Solve for x
    x = 6,357,199,181,718.78/2,097,665.40
  6. Step 6: Final answer
    x = 3,030,606.87

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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.