Home / 1,566,613.41-2,161,908.14-878,281.89

Finding the Fourth Proportional to 1,566,613.41, 2,161,908.14 and 878,281.89

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Solution

The fourth proportional to 1,566,613.41, 2,161,908.14 and 878,281.89 is: 1,212,018.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,613.41 : 2,161,908.14 = 878,281.89 : x
  2. Step 2: Convert to fraction form
    1,566,613.41/2,161,908.14 = 878,281.89/x
  3. Step 3: Cross multiply
    1,566,613.41x = 2,161,908.14 × 878,281.89
  4. Step 4: Simplify right side
    1,566,613.41x = 1,898,764,762,814.18
  5. Step 5: Solve for x
    x = 1,898,764,762,814.18/1,566,613.41
  6. Step 6: Final answer
    x = 1,212,018.71

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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.