Home / 1,014,419.47-1,521,059.16-694,931.57

Finding the Fourth Proportional to 1,014,419.47, 1,521,059.16 and 694,931.57

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Solution

The fourth proportional to 1,014,419.47, 1,521,059.16 and 694,931.57 is: 1,042,006.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,419.47 : 1,521,059.16 = 694,931.57 : x
  2. Step 2: Convert to fraction form
    1,014,419.47/1,521,059.16 = 694,931.57/x
  3. Step 3: Cross multiply
    1,014,419.47x = 1,521,059.16 × 694,931.57
  4. Step 4: Simplify right side
    1,014,419.47x = 1,057,032,030,121.68
  5. Step 5: Solve for x
    x = 1,057,032,030,121.68/1,014,419.47
  6. Step 6: Final answer
    x = 1,042,006.85

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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.