Home / 2,289,625.80-3,434,438.70-1,617,779.40

Finding the Fourth Proportional to 2,289,625.80, 3,434,438.70 and 1,617,779.40

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Solution

The fourth proportional to 2,289,625.80, 3,434,438.70 and 1,617,779.40 is: 2,426,669.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289,625.80 : 3,434,438.70 = 1,617,779.40 : x
  2. Step 2: Convert to fraction form
    2,289,625.80/3,434,438.70 = 1,617,779.40/x
  3. Step 3: Cross multiply
    2,289,625.80x = 3,434,438.70 × 1,617,779.40
  4. Step 4: Simplify right side
    2,289,625.80x = 5,556,164,179,422.78
  5. Step 5: Solve for x
    x = 5,556,164,179,422.78/2,289,625.80
  6. Step 6: Final answer
    x = 2,426,669.10

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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.