Home / 1,004,555.82-1,386,312.03-545,670.25

Finding the Fourth Proportional to 1,004,555.82, 1,386,312.03 and 545,670.25

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Solution

The fourth proportional to 1,004,555.82, 1,386,312.03 and 545,670.25 is: 753,038.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,555.82 : 1,386,312.03 = 545,670.25 : x
  2. Step 2: Convert to fraction form
    1,004,555.82/1,386,312.03 = 545,670.25/x
  3. Step 3: Cross multiply
    1,004,555.82x = 1,386,312.03 × 545,670.25
  4. Step 4: Simplify right side
    1,004,555.82x = 756,469,228,522.33
  5. Step 5: Solve for x
    x = 756,469,228,522.33/1,004,555.82
  6. Step 6: Final answer
    x = 753,038.52

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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.