Home / 1,354,939.64-1,865,123.57-1,171,094.34

Finding the Fourth Proportional to 1,354,939.64, 1,865,123.57 and 1,171,094.34

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Solution

The fourth proportional to 1,354,939.64, 1,865,123.57 and 1,171,094.34 is: 1,612,053.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,939.64 : 1,865,123.57 = 1,171,094.34 : x
  2. Step 2: Convert to fraction form
    1,354,939.64/1,865,123.57 = 1,171,094.34/x
  3. Step 3: Cross multiply
    1,354,939.64x = 1,865,123.57 × 1,171,094.34
  4. Step 4: Simplify right side
    1,354,939.64x = 2,184,235,659,155.33
  5. Step 5: Solve for x
    x = 2,184,235,659,155.33/1,354,939.64
  6. Step 6: Final answer
    x = 1,612,053.85

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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.