Home / 1,819,409.40-2,729,114.10-1,730,835.90

Finding the Fourth Proportional to 1,819,409.40, 2,729,114.10 and 1,730,835.90

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Solution

The fourth proportional to 1,819,409.40, 2,729,114.10 and 1,730,835.90 is: 2,596,253.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,409.40 : 2,729,114.10 = 1,730,835.90 : x
  2. Step 2: Convert to fraction form
    1,819,409.40/2,729,114.10 = 1,730,835.90/x
  3. Step 3: Cross multiply
    1,819,409.40x = 2,729,114.10 × 1,730,835.90
  4. Step 4: Simplify right side
    1,819,409.40x = 4,723,648,659,476.19
  5. Step 5: Solve for x
    x = 4,723,648,659,476.19/1,819,409.40
  6. Step 6: Final answer
    x = 2,596,253.85

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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.