Home / 3,105,947.18-4,659,390.84-975,830.78

Finding the Fourth Proportional to 3,105,947.18, 4,659,390.84 and 975,830.78

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Solution

The fourth proportional to 3,105,947.18, 4,659,390.84 and 975,830.78 is: 1,463,893.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105,947.18 : 4,659,390.84 = 975,830.78 : x
  2. Step 2: Convert to fraction form
    3,105,947.18/4,659,390.84 = 975,830.78/x
  3. Step 3: Cross multiply
    3,105,947.18x = 4,659,390.84 × 975,830.78
  4. Step 4: Simplify right side
    3,105,947.18x = 4,546,776,997,722.06
  5. Step 5: Solve for x
    x = 4,546,776,997,722.06/3,105,947.18
  6. Step 6: Final answer
    x = 1,463,893.86

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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.