Home / 1,583,072.69-2,184,642.17-857,920.37

Finding the Fourth Proportional to 1,583,072.69, 2,184,642.17 and 857,920.37

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Solution

The fourth proportional to 1,583,072.69, 2,184,642.17 and 857,920.37 is: 1,183,931.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,072.69 : 2,184,642.17 = 857,920.37 : x
  2. Step 2: Convert to fraction form
    1,583,072.69/2,184,642.17 = 857,920.37/x
  3. Step 3: Cross multiply
    1,583,072.69x = 2,184,642.17 × 857,920.37
  4. Step 4: Simplify right side
    1,583,072.69x = 1,874,249,003,591.19
  5. Step 5: Solve for x
    x = 1,874,249,003,591.19/1,583,072.69
  6. Step 6: Final answer
    x = 1,183,931.11

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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.