Home / 3,038,774.94-4,556,479.64-1,242,919.50

Finding the Fourth Proportional to 3,038,774.94, 4,556,479.64 and 1,242,919.50

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Solution

The fourth proportional to 3,038,774.94, 4,556,479.64 and 1,242,919.50 is: 1,863,690.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,774.94 : 4,556,479.64 = 1,242,919.50 : x
  2. Step 2: Convert to fraction form
    3,038,774.94/4,556,479.64 = 1,242,919.50/x
  3. Step 3: Cross multiply
    3,038,774.94x = 4,556,479.64 × 1,242,919.50
  4. Step 4: Simplify right side
    3,038,774.94x = 5,663,337,389,694.38
  5. Step 5: Solve for x
    x = 5,663,337,389,694.38/3,038,774.94
  6. Step 6: Final answer
    x = 1,863,690.96

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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.