Home / 1,909,102.42-2,634,537.72-1,049,655.16

Finding the Fourth Proportional to 1,909,102.42, 2,634,537.72 and 1,049,655.16

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Solution

The fourth proportional to 1,909,102.42, 2,634,537.72 and 1,049,655.16 is: 1,448,511.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,102.42 : 2,634,537.72 = 1,049,655.16 : x
  2. Step 2: Convert to fraction form
    1,909,102.42/2,634,537.72 = 1,049,655.16/x
  3. Step 3: Cross multiply
    1,909,102.42x = 2,634,537.72 × 1,049,655.16
  4. Step 4: Simplify right side
    1,909,102.42x = 2,765,356,112,012.64
  5. Step 5: Solve for x
    x = 2,765,356,112,012.64/1,909,102.42
  6. Step 6: Final answer
    x = 1,448,511.13

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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.