Home / 2,938,533.10-4,054,953.35-1,649,124.38

Finding the Fourth Proportional to 2,938,533.10, 4,054,953.35 and 1,649,124.38

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Solution

The fourth proportional to 2,938,533.10, 4,054,953.35 and 1,649,124.38 is: 2,275,666.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,533.10 : 4,054,953.35 = 1,649,124.38 : x
  2. Step 2: Convert to fraction form
    2,938,533.10/4,054,953.35 = 1,649,124.38/x
  3. Step 3: Cross multiply
    2,938,533.10x = 4,054,953.35 × 1,649,124.38
  4. Step 4: Simplify right side
    2,938,533.10x = 6,687,122,420,698.76
  5. Step 5: Solve for x
    x = 6,687,122,420,698.76/2,938,533.10
  6. Step 6: Final answer
    x = 2,275,666.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.