Home / 3,475,090.31-4,795,663.64-1,985,139.34

Finding the Fourth Proportional to 3,475,090.31, 4,795,663.64 and 1,985,139.34

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Solution

The fourth proportional to 3,475,090.31, 4,795,663.64 and 1,985,139.34 is: 2,739,514.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475,090.31 : 4,795,663.64 = 1,985,139.34 : x
  2. Step 2: Convert to fraction form
    3,475,090.31/4,795,663.64 = 1,985,139.34/x
  3. Step 3: Cross multiply
    3,475,090.31x = 4,795,663.64 × 1,985,139.34
  4. Step 4: Simplify right side
    3,475,090.31x = 9,520,060,529,193.28
  5. Step 5: Solve for x
    x = 9,520,060,529,193.28/3,475,090.31
  6. Step 6: Final answer
    x = 2,739,514.57

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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.