Home / 1,165,113.37-1,607,823.91-648,867.12

Finding the Fourth Proportional to 1,165,113.37, 1,607,823.91 and 648,867.12

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Solution

The fourth proportional to 1,165,113.37, 1,607,823.91 and 648,867.12 is: 895,418.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,113.37 : 1,607,823.91 = 648,867.12 : x
  2. Step 2: Convert to fraction form
    1,165,113.37/1,607,823.91 = 648,867.12/x
  3. Step 3: Cross multiply
    1,165,113.37x = 1,607,823.91 × 648,867.12
  4. Step 4: Simplify right side
    1,165,113.37x = 1,043,264,075,797.42
  5. Step 5: Solve for x
    x = 1,043,264,075,797.42/1,165,113.37
  6. Step 6: Final answer
    x = 895,418.51

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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.