Home / 1,475,322.87-2,212,222.89-675,919.29

Finding the Fourth Proportional to 1,475,322.87, 2,212,222.89 and 675,919.29

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Solution

The fourth proportional to 1,475,322.87, 2,212,222.89 and 675,919.29 is: 1,013,530.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,322.87 : 2,212,222.89 = 675,919.29 : x
  2. Step 2: Convert to fraction form
    1,475,322.87/2,212,222.89 = 675,919.29/x
  3. Step 3: Cross multiply
    1,475,322.87x = 2,212,222.89 × 675,919.29
  4. Step 4: Simplify right side
    1,475,322.87x = 1,495,284,125,130.55
  5. Step 5: Solve for x
    x = 1,495,284,125,130.55/1,475,322.87
  6. Step 6: Final answer
    x = 1,013,530.09

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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.