Home / 1,807,807.70-2,494,932.36-992,168.76

Finding the Fourth Proportional to 1,807,807.70, 2,494,932.36 and 992,168.76

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Solution

The fourth proportional to 1,807,807.70, 2,494,932.36 and 992,168.76 is: 1,369,279.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,807.70 : 2,494,932.36 = 992,168.76 : x
  2. Step 2: Convert to fraction form
    1,807,807.70/2,494,932.36 = 992,168.76/x
  3. Step 3: Cross multiply
    1,807,807.70x = 2,494,932.36 × 992,168.76
  4. Step 4: Simplify right side
    1,807,807.70x = 2,475,393,945,905.07
  5. Step 5: Solve for x
    x = 2,475,393,945,905.07/1,807,807.70
  6. Step 6: Final answer
    x = 1,369,279.46

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1.5x scale

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.