Home / 1,586,023.46-2,188,653.49-860,855.57

Finding the Fourth Proportional to 1,586,023.46, 2,188,653.49 and 860,855.57

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Solution

The fourth proportional to 1,586,023.46, 2,188,653.49 and 860,855.57 is: 1,187,948.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,023.46 : 2,188,653.49 = 860,855.57 : x
  2. Step 2: Convert to fraction form
    1,586,023.46/2,188,653.49 = 860,855.57/x
  3. Step 3: Cross multiply
    1,586,023.46x = 2,188,653.49 × 860,855.57
  4. Step 4: Simplify right side
    1,586,023.46x = 1,884,114,547,666.44
  5. Step 5: Solve for x
    x = 1,884,114,547,666.44/1,586,023.46
  6. Step 6: Final answer
    x = 1,187,948.73

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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.