Home / 2,390,841.72-3,299,265.36-1,303,090.56

Finding the Fourth Proportional to 2,390,841.72, 3,299,265.36 and 1,303,090.56

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Solution

The fourth proportional to 2,390,841.72, 3,299,265.36 and 1,303,090.56 is: 1,798,212.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,841.72 : 3,299,265.36 = 1,303,090.56 : x
  2. Step 2: Convert to fraction form
    2,390,841.72/3,299,265.36 = 1,303,090.56/x
  3. Step 3: Cross multiply
    2,390,841.72x = 3,299,265.36 × 1,303,090.56
  4. Step 4: Simplify right side
    2,390,841.72x = 4,299,241,545,551.00
  5. Step 5: Solve for x
    x = 4,299,241,545,551.00/2,390,841.72
  6. Step 6: Final answer
    x = 1,798,212.53

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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.