Home / 1,401,621.10-1,934,255.23-828,656.26

Finding the Fourth Proportional to 1,401,621.10, 1,934,255.23 and 828,656.26

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Solution

The fourth proportional to 1,401,621.10, 1,934,255.23 and 828,656.26 is: 1,143,556.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,621.10 : 1,934,255.23 = 828,656.26 : x
  2. Step 2: Convert to fraction form
    1,401,621.10/1,934,255.23 = 828,656.26/x
  3. Step 3: Cross multiply
    1,401,621.10x = 1,934,255.23 × 828,656.26
  4. Step 4: Simplify right side
    1,401,621.10x = 1,602,832,697,869.96
  5. Step 5: Solve for x
    x = 1,602,832,697,869.96/1,401,621.10
  6. Step 6: Final answer
    x = 1,143,556.34

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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.