Home / 4,938,377.40-7,404,369.30-2,097,718.20

Finding the Fourth Proportional to 4,938,377.40, 7,404,369.30 and 2,097,718.20

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Solution

The fourth proportional to 4,938,377.40, 7,404,369.30 and 2,097,718.20 is: 3,145,219.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938,377.40 : 7,404,369.30 = 2,097,718.20 : x
  2. Step 2: Convert to fraction form
    4,938,377.40/7,404,369.30 = 2,097,718.20/x
  3. Step 3: Cross multiply
    4,938,377.40x = 7,404,369.30 × 2,097,718.20
  4. Step 4: Simplify right side
    4,938,377.40x = 15,532,280,240,131.26
  5. Step 5: Solve for x
    x = 15,532,280,240,131.26/4,938,377.40
  6. Step 6: Final answer
    x = 3,145,219.37

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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.