Home / 1,142,043.86-1,576,020.29-683,177.77

Finding the Fourth Proportional to 1,142,043.86, 1,576,020.29 and 683,177.77

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Solution

The fourth proportional to 1,142,043.86, 1,576,020.29 and 683,177.77 is: 942,785.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,043.86 : 1,576,020.29 = 683,177.77 : x
  2. Step 2: Convert to fraction form
    1,142,043.86/1,576,020.29 = 683,177.77/x
  3. Step 3: Cross multiply
    1,142,043.86x = 1,576,020.29 × 683,177.77
  4. Step 4: Simplify right side
    1,142,043.86x = 1,076,702,024,964.85
  5. Step 5: Solve for x
    x = 1,076,702,024,964.85/1,142,043.86
  6. Step 6: Final answer
    x = 942,785.18

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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.