Home / 1,281,491.19-1,768,401.84-700,703.37

Finding the Fourth Proportional to 1,281,491.19, 1,768,401.84 and 700,703.37

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Solution

The fourth proportional to 1,281,491.19, 1,768,401.84 and 700,703.37 is: 966,940.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,491.19 : 1,768,401.84 = 700,703.37 : x
  2. Step 2: Convert to fraction form
    1,281,491.19/1,768,401.84 = 700,703.37/x
  3. Step 3: Cross multiply
    1,281,491.19x = 1,768,401.84 × 700,703.37
  4. Step 4: Simplify right side
    1,281,491.19x = 1,239,125,128,802.20
  5. Step 5: Solve for x
    x = 1,239,125,128,802.20/1,281,491.19
  6. Step 6: Final answer
    x = 966,940.03

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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.