Home / 1,674,842.18-2,311,215.81-910,895.54

Finding the Fourth Proportional to 1,674,842.18, 2,311,215.81 and 910,895.54

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Solution

The fourth proportional to 1,674,842.18, 2,311,215.81 and 910,895.54 is: 1,256,999.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,842.18 : 2,311,215.81 = 910,895.54 : x
  2. Step 2: Convert to fraction form
    1,674,842.18/2,311,215.81 = 910,895.54/x
  3. Step 3: Cross multiply
    1,674,842.18x = 2,311,215.81 × 910,895.54
  4. Step 4: Simplify right side
    1,674,842.18x = 2,105,276,173,306.49
  5. Step 5: Solve for x
    x = 2,105,276,173,306.49/1,674,842.18
  6. Step 6: Final answer
    x = 1,256,999.73

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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.