Home / 1,350,501.42-1,863,676.86-738,671.76

Finding the Fourth Proportional to 1,350,501.42, 1,863,676.86 and 738,671.76

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Solution

The fourth proportional to 1,350,501.42, 1,863,676.86 and 738,671.76 is: 1,019,358.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,501.42 : 1,863,676.86 = 738,671.76 : x
  2. Step 2: Convert to fraction form
    1,350,501.42/1,863,676.86 = 738,671.76/x
  3. Step 3: Cross multiply
    1,350,501.42x = 1,863,676.86 × 738,671.76
  4. Step 4: Simplify right side
    1,350,501.42x = 1,376,645,466,247.47
  5. Step 5: Solve for x
    x = 1,376,645,466,247.47/1,350,501.42
  6. Step 6: Final answer
    x = 1,019,358.77

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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.