Home / 4,705,205.10-7,048,476.45-2,806,305.90

Finding the Fourth Proportional to 4,705,205.10, 7,048,476.45 and 2,806,305.90

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Solution

The fourth proportional to 4,705,205.10, 7,048,476.45 and 2,806,305.90 is: 4,203,893.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705,205.10 : 7,048,476.45 = 2,806,305.90 : x
  2. Step 2: Convert to fraction form
    4,705,205.10/7,048,476.45 = 2,806,305.90/x
  3. Step 3: Cross multiply
    4,705,205.10x = 7,048,476.45 × 2,806,305.90
  4. Step 4: Simplify right side
    4,705,205.10x = 19,780,181,047,646.05
  5. Step 5: Solve for x
    x = 19,780,181,047,646.05/4,705,205.10
  6. Step 6: Final answer
    x = 4,203,893.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.