Home / 1,857,613.71-2,563,874.96-1,205,048.19

Finding the Fourth Proportional to 1,857,613.71, 2,563,874.96 and 1,205,048.19

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Solution

The fourth proportional to 1,857,613.71, 2,563,874.96 and 1,205,048.19 is: 1,663,205.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,613.71 : 2,563,874.96 = 1,205,048.19 : x
  2. Step 2: Convert to fraction form
    1,857,613.71/2,563,874.96 = 1,205,048.19/x
  3. Step 3: Cross multiply
    1,857,613.71x = 2,563,874.96 × 1,205,048.19
  4. Step 4: Simplify right side
    1,857,613.71x = 3,089,592,873,909.08
  5. Step 5: Solve for x
    x = 3,089,592,873,909.08/1,857,613.71
  6. Step 6: Final answer
    x = 1,663,205.25

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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.