Home / 1,034,129.04-1,426,515.32-620,558.88

Finding the Fourth Proportional to 1,034,129.04, 1,426,515.32 and 620,558.88

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Solution

The fourth proportional to 1,034,129.04, 1,426,515.32 and 620,558.88 is: 856,021.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,129.04 : 1,426,515.32 = 620,558.88 : x
  2. Step 2: Convert to fraction form
    1,034,129.04/1,426,515.32 = 620,558.88/x
  3. Step 3: Cross multiply
    1,034,129.04x = 1,426,515.32 × 620,558.88
  4. Step 4: Simplify right side
    1,034,129.04x = 885,236,749,282.04
  5. Step 5: Solve for x
    x = 885,236,749,282.04/1,034,129.04
  6. Step 6: Final answer
    x = 856,021.56

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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.