Home / 1,194,337.14-1,648,333.63-678,256.81

Finding the Fourth Proportional to 1,194,337.14, 1,648,333.63 and 678,256.81

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Solution

The fourth proportional to 1,194,337.14, 1,648,333.63 and 678,256.81 is: 936,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,337.14 : 1,648,333.63 = 678,256.81 : x
  2. Step 2: Convert to fraction form
    1,194,337.14/1,648,333.63 = 678,256.81/x
  3. Step 3: Cross multiply
    1,194,337.14x = 1,648,333.63 × 678,256.81
  4. Step 4: Simplify right side
    1,194,337.14x = 1,117,993,498,066.57
  5. Step 5: Solve for x
    x = 1,117,993,498,066.57/1,194,337.14
  6. Step 6: Final answer
    x = 936,078.65

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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.