Home / 1,678,525.41-2,518,289.25-1,578,266.85

Finding the Fourth Proportional to 1,678,525.41, 2,518,289.25 and 1,578,266.85

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Solution

The fourth proportional to 1,678,525.41, 2,518,289.25 and 1,578,266.85 is: 2,367,871.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,525.41 : 2,518,289.25 = 1,578,266.85 : x
  2. Step 2: Convert to fraction form
    1,678,525.41/2,518,289.25 = 1,578,266.85/x
  3. Step 3: Cross multiply
    1,678,525.41x = 2,518,289.25 × 1,578,266.85
  4. Step 4: Simplify right side
    1,678,525.41x = 3,974,532,441,986.36
  5. Step 5: Solve for x
    x = 3,974,532,441,986.36/1,678,525.41
  6. Step 6: Final answer
    x = 2,367,871.48

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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.