Home / 1,949,709.78-2,924,535.51-687,548.34

Finding the Fourth Proportional to 1,949,709.78, 2,924,535.51 and 687,548.34

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Solution

The fourth proportional to 1,949,709.78, 2,924,535.51 and 687,548.34 is: 1,031,312.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,709.78 : 2,924,535.51 = 687,548.34 : x
  2. Step 2: Convert to fraction form
    1,949,709.78/2,924,535.51 = 687,548.34/x
  3. Step 3: Cross multiply
    1,949,709.78x = 2,924,535.51 × 687,548.34
  4. Step 4: Simplify right side
    1,949,709.78x = 2,010,759,535,171.55
  5. Step 5: Solve for x
    x = 2,010,759,535,171.55/1,949,709.78
  6. Step 6: Final answer
    x = 1,031,312.23

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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.