Home / 1,223,479.08-1,835,548.29-513,316.44

Finding the Fourth Proportional to 1,223,479.08, 1,835,548.29 and 513,316.44

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Solution

The fourth proportional to 1,223,479.08, 1,835,548.29 and 513,316.44 is: 770,112.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,479.08 : 1,835,548.29 = 513,316.44 : x
  2. Step 2: Convert to fraction form
    1,223,479.08/1,835,548.29 = 513,316.44/x
  3. Step 3: Cross multiply
    1,223,479.08x = 1,835,548.29 × 513,316.44
  4. Step 4: Simplify right side
    1,223,479.08x = 942,217,113,670.89
  5. Step 5: Solve for x
    x = 942,217,113,670.89/1,223,479.08
  6. Step 6: Final answer
    x = 770,112.97

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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.