Home / 2,290,568.40-3,434,977.80-692,600.40

Finding the Fourth Proportional to 2,290,568.40, 3,434,977.80 and 692,600.40

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Solution

The fourth proportional to 2,290,568.40, 3,434,977.80 and 692,600.40 is: 1,038,636.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,568.40 : 3,434,977.80 = 692,600.40 : x
  2. Step 2: Convert to fraction form
    2,290,568.40/3,434,977.80 = 692,600.40/x
  3. Step 3: Cross multiply
    2,290,568.40x = 3,434,977.80 × 692,600.40
  4. Step 4: Simplify right side
    2,290,568.40x = 2,379,066,998,271.12
  5. Step 5: Solve for x
    x = 2,379,066,998,271.12/2,290,568.40
  6. Step 6: Final answer
    x = 1,038,636.09

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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.