Home / 1,905,364.10-2,629,392.08-1,045,938.98

Finding the Fourth Proportional to 1,905,364.10, 2,629,392.08 and 1,045,938.98

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Solution

The fourth proportional to 1,905,364.10, 2,629,392.08 and 1,045,938.98 is: 1,443,390.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,364.10 : 2,629,392.08 = 1,045,938.98 : x
  2. Step 2: Convert to fraction form
    1,905,364.10/2,629,392.08 = 1,045,938.98/x
  3. Step 3: Cross multiply
    1,905,364.10x = 2,629,392.08 × 1,045,938.98
  4. Step 4: Simplify right side
    1,905,364.10x = 2,750,183,670,175.28
  5. Step 5: Solve for x
    x = 2,750,183,670,175.28/1,905,364.10
  6. Step 6: Final answer
    x = 1,443,390.10

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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.