Home / 1,371,086.04-1,892,085.54-790,095.72

Finding the Fourth Proportional to 1,371,086.04, 1,892,085.54 and 790,095.72

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Solution

The fourth proportional to 1,371,086.04, 1,892,085.54 and 790,095.72 is: 1,090,324.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,086.04 : 1,892,085.54 = 790,095.72 : x
  2. Step 2: Convert to fraction form
    1,371,086.04/1,892,085.54 = 790,095.72/x
  3. Step 3: Cross multiply
    1,371,086.04x = 1,892,085.54 × 790,095.72
  4. Step 4: Simplify right side
    1,371,086.04x = 1,494,928,687,027.89
  5. Step 5: Solve for x
    x = 1,494,928,687,027.89/1,371,086.04
  6. Step 6: Final answer
    x = 1,090,324.49

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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.