Home / 2,030,709.60-3,047,230.80-769,442.40

Finding the Fourth Proportional to 2,030,709.60, 3,047,230.80 and 769,442.40

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Solution

The fourth proportional to 2,030,709.60, 3,047,230.80 and 769,442.40 is: 1,154,605.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030,709.60 : 3,047,230.80 = 769,442.40 : x
  2. Step 2: Convert to fraction form
    2,030,709.60/3,047,230.80 = 769,442.40/x
  3. Step 3: Cross multiply
    2,030,709.60x = 3,047,230.80 × 769,442.40
  4. Step 4: Simplify right side
    2,030,709.60x = 2,344,668,580,105.92
  5. Step 5: Solve for x
    x = 2,344,668,580,105.92/2,030,709.60
  6. Step 6: Final answer
    x = 1,154,605.55

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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.