Home / 1,291,159-1,937,049.54-404,695

Finding the Fourth Proportional to 1,291,159, 1,937,049.54 and 404,695

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Solution

The fourth proportional to 1,291,159, 1,937,049.54 and 404,695 is: 607,139.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,159 : 1,937,049.54 = 404,695 : x
  2. Step 2: Convert to fraction form
    1,291,159/1,937,049.54 = 404,695/x
  3. Step 3: Cross multiply
    1,291,159x = 1,937,049.54 × 404,695
  4. Step 4: Simplify right side
    1,291,159x = 783,914,263,590.30
  5. Step 5: Solve for x
    x = 783,914,263,590.30/1,291,159
  6. Step 6: Final answer
    x = 607,139.99

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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.