Home / 2,623,654.56-3,931,336.80-1,980,916.32

Finding the Fourth Proportional to 2,623,654.56, 3,931,336.80 and 1,980,916.32

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Solution

The fourth proportional to 2,623,654.56, 3,931,336.80 and 1,980,916.32 is: 2,968,244.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623,654.56 : 3,931,336.80 = 1,980,916.32 : x
  2. Step 2: Convert to fraction form
    2,623,654.56/3,931,336.80 = 1,980,916.32/x
  3. Step 3: Cross multiply
    2,623,654.56x = 3,931,336.80 × 1,980,916.32
  4. Step 4: Simplify right side
    2,623,654.56x = 7,787,649,226,536.58
  5. Step 5: Solve for x
    x = 7,787,649,226,536.58/2,623,654.56
  6. Step 6: Final answer
    x = 2,968,244.88

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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.