Home / 3,010,815.90-4,514,911.65-1,213,101.90

Finding the Fourth Proportional to 3,010,815.90, 4,514,911.65 and 1,213,101.90

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Solution

The fourth proportional to 3,010,815.90, 4,514,911.65 and 1,213,101.90 is: 1,819,124.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,815.90 : 4,514,911.65 = 1,213,101.90 : x
  2. Step 2: Convert to fraction form
    3,010,815.90/4,514,911.65 = 1,213,101.90/x
  3. Step 3: Cross multiply
    3,010,815.90x = 4,514,911.65 × 1,213,101.90
  4. Step 4: Simplify right side
    3,010,815.90x = 5,477,047,900,947.14
  5. Step 5: Solve for x
    x = 5,477,047,900,947.14/3,010,815.90
  6. Step 6: Final answer
    x = 1,819,124.15

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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.