Home / 2,151,203.13-2,968,547.63-1,184,144.54

Finding the Fourth Proportional to 2,151,203.13, 2,968,547.63 and 1,184,144.54

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Solution

The fourth proportional to 2,151,203.13, 2,968,547.63 and 1,184,144.54 is: 1,634,057.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,203.13 : 2,968,547.63 = 1,184,144.54 : x
  2. Step 2: Convert to fraction form
    2,151,203.13/2,968,547.63 = 1,184,144.54/x
  3. Step 3: Cross multiply
    2,151,203.13x = 2,968,547.63 × 1,184,144.54
  4. Step 4: Simplify right side
    2,151,203.13x = 3,515,189,447,030.98
  5. Step 5: Solve for x
    x = 3,515,189,447,030.98/2,151,203.13
  6. Step 6: Final answer
    x = 1,634,057.42

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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.