Home / 1,271,748.36-1,909,241.24-824,341.44

Finding the Fourth Proportional to 1,271,748.36, 1,909,241.24 and 824,341.44

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Solution

The fourth proportional to 1,271,748.36, 1,909,241.24 and 824,341.44 is: 1,237,561.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,748.36 : 1,909,241.24 = 824,341.44 : x
  2. Step 2: Convert to fraction form
    1,271,748.36/1,909,241.24 = 824,341.44/x
  3. Step 3: Cross multiply
    1,271,748.36x = 1,909,241.24 × 824,341.44
  4. Step 4: Simplify right side
    1,271,748.36x = 1,573,866,673,088.99
  5. Step 5: Solve for x
    x = 1,573,866,673,088.99/1,271,748.36
  6. Step 6: Final answer
    x = 1,237,561.39

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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.