Home / 2,819,103.53-3,889,800.17-1,715,795.93

Finding the Fourth Proportional to 2,819,103.53, 3,889,800.17 and 1,715,795.93

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Solution

The fourth proportional to 2,819,103.53, 3,889,800.17 and 1,715,795.93 is: 2,367,455.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,103.53 : 3,889,800.17 = 1,715,795.93 : x
  2. Step 2: Convert to fraction form
    2,819,103.53/3,889,800.17 = 1,715,795.93/x
  3. Step 3: Cross multiply
    2,819,103.53x = 3,889,800.17 × 1,715,795.93
  4. Step 4: Simplify right side
    2,819,103.53x = 6,674,103,317,430.42
  5. Step 5: Solve for x
    x = 6,674,103,317,430.42/2,819,103.53
  6. Step 6: Final answer
    x = 2,367,455.91

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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.