Home / 1,401,858-1,934,562.40-757,278.08

Finding the Fourth Proportional to 1,401,858, 1,934,562.40 and 757,278.08

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Solution

The fourth proportional to 1,401,858, 1,934,562.40 and 757,278.08 is: 1,045,042.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,858 : 1,934,562.40 = 757,278.08 : x
  2. Step 2: Convert to fraction form
    1,401,858/1,934,562.40 = 757,278.08/x
  3. Step 3: Cross multiply
    1,401,858x = 1,934,562.40 × 757,278.08
  4. Step 4: Simplify right side
    1,401,858x = 1,465,001,699,912.19
  5. Step 5: Solve for x
    x = 1,465,001,699,912.19/1,401,858
  6. Step 6: Final answer
    x = 1,045,042.86

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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.