Home / 1,185,130.14-1,635,467.33-641,253.93

Finding the Fourth Proportional to 1,185,130.14, 1,635,467.33 and 641,253.93

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Solution

The fourth proportional to 1,185,130.14, 1,635,467.33 and 641,253.93 is: 884,923.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,130.14 : 1,635,467.33 = 641,253.93 : x
  2. Step 2: Convert to fraction form
    1,185,130.14/1,635,467.33 = 641,253.93/x
  3. Step 3: Cross multiply
    1,185,130.14x = 1,635,467.33 × 641,253.93
  4. Step 4: Simplify right side
    1,185,130.14x = 1,048,749,849,542.84
  5. Step 5: Solve for x
    x = 1,048,749,849,542.84/1,185,130.14
  6. Step 6: Final answer
    x = 884,923.79

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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.