Home / 1,350,548.13-1,863,800.67-738,700.86

Finding the Fourth Proportional to 1,350,548.13, 1,863,800.67 and 738,700.86

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Solution

The fourth proportional to 1,350,548.13, 1,863,800.67 and 738,700.86 is: 1,019,431.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,548.13 : 1,863,800.67 = 738,700.86 : x
  2. Step 2: Convert to fraction form
    1,350,548.13/1,863,800.67 = 738,700.86/x
  3. Step 3: Cross multiply
    1,350,548.13x = 1,863,800.67 × 738,700.86
  4. Step 4: Simplify right side
    1,350,548.13x = 1,376,791,154,104.07
  5. Step 5: Solve for x
    x = 1,376,791,154,104.07/1,350,548.13
  6. Step 6: Final answer
    x = 1,019,431.39

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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.