Home / 1,698,842.49-2,344,403.07-934,896.03

Finding the Fourth Proportional to 1,698,842.49, 2,344,403.07 and 934,896.03

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Solution

The fourth proportional to 1,698,842.49, 2,344,403.07 and 934,896.03 is: 1,290,156.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,842.49 : 2,344,403.07 = 934,896.03 : x
  2. Step 2: Convert to fraction form
    1,698,842.49/2,344,403.07 = 934,896.03/x
  3. Step 3: Cross multiply
    1,698,842.49x = 2,344,403.07 × 934,896.03
  4. Step 4: Simplify right side
    1,698,842.49x = 2,191,773,122,862.81
  5. Step 5: Solve for x
    x = 2,191,773,122,862.81/1,698,842.49
  6. Step 6: Final answer
    x = 1,290,156.76

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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.