Home / 1,536,458.30-2,120,319.78-848,117.63

Finding the Fourth Proportional to 1,536,458.30, 2,120,319.78 and 848,117.63

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Solution

The fourth proportional to 1,536,458.30, 2,120,319.78 and 848,117.63 is: 1,170,406.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,458.30 : 2,120,319.78 = 848,117.63 : x
  2. Step 2: Convert to fraction form
    1,536,458.30/2,120,319.78 = 848,117.63/x
  3. Step 3: Cross multiply
    1,536,458.30x = 2,120,319.78 × 848,117.63
  4. Step 4: Simplify right side
    1,536,458.30x = 1,798,280,586,655.72
  5. Step 5: Solve for x
    x = 1,798,280,586,655.72/1,536,458.30
  6. Step 6: Final answer
    x = 1,170,406.37

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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.