Home / 2,300,325.30-3,450,488.75-617,428.80

Finding the Fourth Proportional to 2,300,325.30, 3,450,488.75 and 617,428.80

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Solution

The fourth proportional to 2,300,325.30, 3,450,488.75 and 617,428.80 is: 926,143.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,300,325.30 : 3,450,488.75 = 617,428.80 : x
  2. Step 2: Convert to fraction form
    2,300,325.30/3,450,488.75 = 617,428.80/x
  3. Step 3: Cross multiply
    2,300,325.30x = 3,450,488.75 × 617,428.80
  4. Step 4: Simplify right side
    2,300,325.30x = 2,130,431,128,326.00
  5. Step 5: Solve for x
    x = 2,130,431,128,326.00/2,300,325.30
  6. Step 6: Final answer
    x = 926,143.41

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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.