Home / 1,541,601-2,127,409.38-862,668.72

Finding the Fourth Proportional to 1,541,601, 2,127,409.38 and 862,668.72

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Solution

The fourth proportional to 1,541,601, 2,127,409.38 and 862,668.72 is: 1,190,482.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,601 : 2,127,409.38 = 862,668.72 : x
  2. Step 2: Convert to fraction form
    1,541,601/2,127,409.38 = 862,668.72/x
  3. Step 3: Cross multiply
    1,541,601x = 2,127,409.38 × 862,668.72
  4. Step 4: Simplify right side
    1,541,601x = 1,835,249,526,760.59
  5. Step 5: Solve for x
    x = 1,835,249,526,760.59/1,541,601
  6. Step 6: Final answer
    x = 1,190,482.83

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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.