Home / 1,350,399.65-1,863,482.64-738,433.67

Finding the Fourth Proportional to 1,350,399.65, 1,863,482.64 and 738,433.67

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Solution

The fourth proportional to 1,350,399.65, 1,863,482.64 and 738,433.67 is: 1,019,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,399.65 : 1,863,482.64 = 738,433.67 : x
  2. Step 2: Convert to fraction form
    1,350,399.65/1,863,482.64 = 738,433.67/x
  3. Step 3: Cross multiply
    1,350,399.65x = 1,863,482.64 × 738,433.67
  4. Step 4: Simplify right side
    1,350,399.65x = 1,376,058,324,836.49
  5. Step 5: Solve for x
    x = 1,376,058,324,836.49/1,350,399.65
  6. Step 6: Final answer
    x = 1,019,000.80

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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.