Home / 1,371,566.57-1,892,582.52-790,811.43

Finding the Fourth Proportional to 1,371,566.57, 1,892,582.52 and 790,811.43

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Solution

The fourth proportional to 1,371,566.57, 1,892,582.52 and 790,811.43 is: 1,091,216.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,566.57 : 1,892,582.52 = 790,811.43 : x
  2. Step 2: Convert to fraction form
    1,371,566.57/1,892,582.52 = 790,811.43/x
  3. Step 3: Cross multiply
    1,371,566.57x = 1,892,582.52 × 790,811.43
  4. Step 4: Simplify right side
    1,371,566.57x = 1,496,675,889,034.20
  5. Step 5: Solve for x
    x = 1,496,675,889,034.20/1,371,566.57
  6. Step 6: Final answer
    x = 1,091,216.37

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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.