Home / 1,890,913-2,834,778.54-879,521.08

Finding the Fourth Proportional to 1,890,913, 2,834,778.54 and 879,521.08

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Solution

The fourth proportional to 1,890,913, 2,834,778.54 and 879,521.08 is: 1,318,541.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,913 : 2,834,778.54 = 879,521.08 : x
  2. Step 2: Convert to fraction form
    1,890,913/2,834,778.54 = 879,521.08/x
  3. Step 3: Cross multiply
    1,890,913x = 2,834,778.54 × 879,521.08
  4. Step 4: Simplify right side
    1,890,913x = 2,493,247,483,061.62
  5. Step 5: Solve for x
    x = 2,493,247,483,061.62/1,890,913
  6. Step 6: Final answer
    x = 1,318,541.62

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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.