Home / 873,686.69-1,310,748.38-694,448.37

Finding the Fourth Proportional to 873,686.69, 1,310,748.38 and 694,448.37

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Solution

The fourth proportional to 873,686.69, 1,310,748.38 and 694,448.37 is: 1,041,846.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,686.69 : 1,310,748.38 = 694,448.37 : x
  2. Step 2: Convert to fraction form
    873,686.69/1,310,748.38 = 694,448.37/x
  3. Step 3: Cross multiply
    873,686.69x = 1,310,748.38 × 694,448.37
  4. Step 4: Simplify right side
    873,686.69x = 910,247,075,103.08
  5. Step 5: Solve for x
    x = 910,247,075,103.08/873,686.69
  6. Step 6: Final answer
    x = 1,041,846.11

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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.