Home / 2,281,126.47-3,147,741.23-1,363,173.45

Finding the Fourth Proportional to 2,281,126.47, 3,147,741.23 and 1,363,173.45

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Solution

The fourth proportional to 2,281,126.47, 3,147,741.23 and 1,363,173.45 is: 1,881,051.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,126.47 : 3,147,741.23 = 1,363,173.45 : x
  2. Step 2: Convert to fraction form
    2,281,126.47/3,147,741.23 = 1,363,173.45/x
  3. Step 3: Cross multiply
    2,281,126.47x = 3,147,741.23 × 1,363,173.45
  4. Step 4: Simplify right side
    2,281,126.47x = 4,290,917,265,390.48
  5. Step 5: Solve for x
    x = 4,290,917,265,390.48/2,281,126.47
  6. Step 6: Final answer
    x = 1,881,051.89

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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.