Home / 6,465,744.60-9,698,265.30-1,978,020.60

Finding the Fourth Proportional to 6,465,744.60, 9,698,265.30 and 1,978,020.60

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Solution

The fourth proportional to 6,465,744.60, 9,698,265.30 and 1,978,020.60 is: 2,966,923.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,465,744.60 : 9,698,265.30 = 1,978,020.60 : x
  2. Step 2: Convert to fraction form
    6,465,744.60/9,698,265.30 = 1,978,020.60/x
  3. Step 3: Cross multiply
    6,465,744.60x = 9,698,265.30 × 1,978,020.60
  4. Step 4: Simplify right side
    6,465,744.60x = 19,183,368,547,665.18
  5. Step 5: Solve for x
    x = 19,183,368,547,665.18/6,465,744.60
  6. Step 6: Final answer
    x = 2,966,923.34

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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.