Home / 1,282,609.24-1,769,725.02-773,300.68

Finding the Fourth Proportional to 1,282,609.24, 1,769,725.02 and 773,300.68

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Solution

The fourth proportional to 1,282,609.24, 1,769,725.02 and 773,300.68 is: 1,066,988.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,609.24 : 1,769,725.02 = 773,300.68 : x
  2. Step 2: Convert to fraction form
    1,282,609.24/1,769,725.02 = 773,300.68/x
  3. Step 3: Cross multiply
    1,282,609.24x = 1,769,725.02 × 773,300.68
  4. Step 4: Simplify right side
    1,282,609.24x = 1,368,529,561,379.01
  5. Step 5: Solve for x
    x = 1,368,529,561,379.01/1,282,609.24
  6. Step 6: Final answer
    x = 1,066,988.70

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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.