Home / 1,025,742.45-1,415,578.77-617,972.67

Finding the Fourth Proportional to 1,025,742.45, 1,415,578.77 and 617,972.67

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Solution

The fourth proportional to 1,025,742.45, 1,415,578.77 and 617,972.67 is: 852,834.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,742.45 : 1,415,578.77 = 617,972.67 : x
  2. Step 2: Convert to fraction form
    1,025,742.45/1,415,578.77 = 617,972.67/x
  3. Step 3: Cross multiply
    1,025,742.45x = 1,415,578.77 × 617,972.67
  4. Step 4: Simplify right side
    1,025,742.45x = 874,788,992,092.22
  5. Step 5: Solve for x
    x = 874,788,992,092.22/1,025,742.45
  6. Step 6: Final answer
    x = 852,834.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.