Finding the Fourth Proportional to 4,394,781.60, 6,064,267.68 and 2,460,890.40
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Solution
The fourth proportional to 4,394,781.60, 6,064,267.68 and 2,460,890.40 is: 3,395,731.45
Step by Step Solution
- Step 1: Write the proportion equation
4,394,781.60 : 6,064,267.68 = 2,460,890.40 : x - Step 2: Convert to fraction form
4,394,781.60/6,064,267.68 = 2,460,890.40/x - Step 3: Cross multiply
4,394,781.60x = 6,064,267.68 × 2,460,890.40 - Step 4: Simplify right side
4,394,781.60x = 14,923,498,116,742.27 - Step 5: Solve for x
x = 14,923,498,116,742.27/4,394,781.60 - Step 6: Final answer
x = 3,395,731.45
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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.