Home / 1,783,750.95-2,675,616.44-435,920.67

Finding the Fourth Proportional to 1,783,750.95, 2,675,616.44 and 435,920.67

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Solution

The fourth proportional to 1,783,750.95, 2,675,616.44 and 435,920.67 is: 653,878.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,750.95 : 2,675,616.44 = 435,920.67 : x
  2. Step 2: Convert to fraction form
    1,783,750.95/2,675,616.44 = 435,920.67/x
  3. Step 3: Cross multiply
    1,783,750.95x = 2,675,616.44 × 435,920.67
  4. Step 4: Simplify right side
    1,783,750.95x = 1,166,356,509,008.21
  5. Step 5: Solve for x
    x = 1,166,356,509,008.21/1,783,750.95
  6. Step 6: Final answer
    x = 653,878.56

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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.