Home / 1,401,709.55-1,934,359.96-757,129.74

Finding the Fourth Proportional to 1,401,709.55, 1,934,359.96 and 757,129.74

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Solution

The fourth proportional to 1,401,709.55, 1,934,359.96 and 757,129.74 is: 1,044,839.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,709.55 : 1,934,359.96 = 757,129.74 : x
  2. Step 2: Convert to fraction form
    1,401,709.55/1,934,359.96 = 757,129.74/x
  3. Step 3: Cross multiply
    1,401,709.55x = 1,934,359.96 × 757,129.74
  4. Step 4: Simplify right side
    1,401,709.55x = 1,464,561,453,581.21
  5. Step 5: Solve for x
    x = 1,464,561,453,581.21/1,401,709.55
  6. Step 6: Final answer
    x = 1,044,839.46

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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.