Home / 1,199,954.12-1,656,038.88-683,865.86

Finding the Fourth Proportional to 1,199,954.12, 1,656,038.88 and 683,865.86

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Solution

The fourth proportional to 1,199,954.12, 1,656,038.88 and 683,865.86 is: 943,793.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,954.12 : 1,656,038.88 = 683,865.86 : x
  2. Step 2: Convert to fraction form
    1,199,954.12/1,656,038.88 = 683,865.86/x
  3. Step 3: Cross multiply
    1,199,954.12x = 1,656,038.88 × 683,865.86
  4. Step 4: Simplify right side
    1,199,954.12x = 1,132,508,452,864.64
  5. Step 5: Solve for x
    x = 1,132,508,452,864.64/1,199,954.12
  6. Step 6: Final answer
    x = 943,793.13

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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.