Home / 3,078,106.16-4,248,208.44-1,771,331.36

Finding the Fourth Proportional to 3,078,106.16, 4,248,208.44 and 1,771,331.36

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Solution

The fourth proportional to 3,078,106.16, 4,248,208.44 and 1,771,331.36 is: 2,444,680.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,106.16 : 4,248,208.44 = 1,771,331.36 : x
  2. Step 2: Convert to fraction form
    3,078,106.16/4,248,208.44 = 1,771,331.36/x
  3. Step 3: Cross multiply
    3,078,106.16x = 4,248,208.44 × 1,771,331.36
  4. Step 4: Simplify right side
    3,078,106.16x = 7,524,984,812,347.64
  5. Step 5: Solve for x
    x = 7,524,984,812,347.64/3,078,106.16
  6. Step 6: Final answer
    x = 2,444,680.08

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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.