Home / 1,385,235.10-2,077,852.65-1,198,611.10

Finding the Fourth Proportional to 1,385,235.10, 2,077,852.65 and 1,198,611.10

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Solution

The fourth proportional to 1,385,235.10, 2,077,852.65 and 1,198,611.10 is: 1,797,916.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,235.10 : 2,077,852.65 = 1,198,611.10 : x
  2. Step 2: Convert to fraction form
    1,385,235.10/2,077,852.65 = 1,198,611.10/x
  3. Step 3: Cross multiply
    1,385,235.10x = 2,077,852.65 × 1,198,611.10
  4. Step 4: Simplify right side
    1,385,235.10x = 2,490,537,250,454.42
  5. Step 5: Solve for x
    x = 2,490,537,250,454.42/1,385,235.10
  6. Step 6: Final answer
    x = 1,797,916.65

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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.