Home / 1,193,438.78-1,646,981.16-734,817.93

Finding the Fourth Proportional to 1,193,438.78, 1,646,981.16 and 734,817.93

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Solution

The fourth proportional to 1,193,438.78, 1,646,981.16 and 734,817.93 is: 1,014,070.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,438.78 : 1,646,981.16 = 734,817.93 : x
  2. Step 2: Convert to fraction form
    1,193,438.78/1,646,981.16 = 734,817.93/x
  3. Step 3: Cross multiply
    1,193,438.78x = 1,646,981.16 × 734,817.93
  4. Step 4: Simplify right side
    1,193,438.78x = 1,210,231,281,007.38
  5. Step 5: Solve for x
    x = 1,210,231,281,007.38/1,193,438.78
  6. Step 6: Final answer
    x = 1,014,070.69

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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.