Home / 1,211,268.70-1,816,903.05-737,710.30

Finding the Fourth Proportional to 1,211,268.70, 1,816,903.05 and 737,710.30

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Solution

The fourth proportional to 1,211,268.70, 1,816,903.05 and 737,710.30 is: 1,106,565.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,268.70 : 1,816,903.05 = 737,710.30 : x
  2. Step 2: Convert to fraction form
    1,211,268.70/1,816,903.05 = 737,710.30/x
  3. Step 3: Cross multiply
    1,211,268.70x = 1,816,903.05 × 737,710.30
  4. Step 4: Simplify right side
    1,211,268.70x = 1,340,348,094,086.42
  5. Step 5: Solve for x
    x = 1,340,348,094,086.42/1,211,268.70
  6. Step 6: Final answer
    x = 1,106,565.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.