Home / 1,384,394.40-2,073,092.40-908,503.20

Finding the Fourth Proportional to 1,384,394.40, 2,073,092.40 and 908,503.20

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Solution

The fourth proportional to 1,384,394.40, 2,073,092.40 and 908,503.20 is: 1,360,458.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,394.40 : 2,073,092.40 = 908,503.20 : x
  2. Step 2: Convert to fraction form
    1,384,394.40/2,073,092.40 = 908,503.20/x
  3. Step 3: Cross multiply
    1,384,394.40x = 2,073,092.40 × 908,503.20
  4. Step 4: Simplify right side
    1,384,394.40x = 1,883,411,079,295.68
  5. Step 5: Solve for x
    x = 1,883,411,079,295.68/1,384,394.40
  6. Step 6: Final answer
    x = 1,360,458.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.