Home / 1,768,896-2,653,372.80-506,718.72

Finding the Fourth Proportional to 1,768,896, 2,653,372.80 and 506,718.72

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Solution

The fourth proportional to 1,768,896, 2,653,372.80 and 506,718.72 is: 760,086.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,896 : 2,653,372.80 = 506,718.72 : x
  2. Step 2: Convert to fraction form
    1,768,896/2,653,372.80 = 506,718.72/x
  3. Step 3: Cross multiply
    1,768,896x = 2,653,372.80 × 506,718.72
  4. Step 4: Simplify right side
    1,768,896x = 1,344,513,668,898.82
  5. Step 5: Solve for x
    x = 1,344,513,668,898.82/1,768,896
  6. Step 6: Final answer
    x = 760,086.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.