Home / 1,303,846.40-1,956,644.40-770,801.60

Finding the Fourth Proportional to 1,303,846.40, 1,956,644.40 and 770,801.60

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Solution

The fourth proportional to 1,303,846.40, 1,956,644.40 and 770,801.60 is: 1,156,719.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,846.40 : 1,956,644.40 = 770,801.60 : x
  2. Step 2: Convert to fraction form
    1,303,846.40/1,956,644.40 = 770,801.60/x
  3. Step 3: Cross multiply
    1,303,846.40x = 1,956,644.40 × 770,801.60
  4. Step 4: Simplify right side
    1,303,846.40x = 1,508,184,634,151.04
  5. Step 5: Solve for x
    x = 1,508,184,634,151.04/1,303,846.40
  6. Step 6: Final answer
    x = 1,156,719.56

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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.