Home / 1,686,509.04-2,327,437.64-961,343.60

Finding the Fourth Proportional to 1,686,509.04, 2,327,437.64 and 961,343.60

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Solution

The fourth proportional to 1,686,509.04, 2,327,437.64 and 961,343.60 is: 1,326,685.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,509.04 : 2,327,437.64 = 961,343.60 : x
  2. Step 2: Convert to fraction form
    1,686,509.04/2,327,437.64 = 961,343.60/x
  3. Step 3: Cross multiply
    1,686,509.04x = 2,327,437.64 × 961,343.60
  4. Step 4: Simplify right side
    1,686,509.04x = 2,237,467,279,613.10
  5. Step 5: Solve for x
    x = 2,237,467,279,613.10/1,686,509.04
  6. Step 6: Final answer
    x = 1,326,685.61

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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.