Home / 1,281,531.65-1,768,494.24-700,756.63

Finding the Fourth Proportional to 1,281,531.65, 1,768,494.24 and 700,756.63

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Solution

The fourth proportional to 1,281,531.65, 1,768,494.24 and 700,756.63 is: 967,033.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,531.65 : 1,768,494.24 = 700,756.63 : x
  2. Step 2: Convert to fraction form
    1,281,531.65/1,768,494.24 = 700,756.63/x
  3. Step 3: Cross multiply
    1,281,531.65x = 1,768,494.24 × 700,756.63
  4. Step 4: Simplify right side
    1,281,531.65x = 1,239,284,055,871.79
  5. Step 5: Solve for x
    x = 1,239,284,055,871.79/1,281,531.65
  6. Step 6: Final answer
    x = 967,033.52

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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.