Finding the Fourth Proportional to 6,220,848.36, 8,584,809.81 and 3,467,710.62
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Solution
The fourth proportional to 6,220,848.36, 8,584,809.81 and 3,467,710.62 is: 4,785,462.44
Step by Step Solution
- Step 1: Write the proportion equation
6,220,848.36 : 8,584,809.81 = 3,467,710.62 : x - Step 2: Convert to fraction form
6,220,848.36/8,584,809.81 = 3,467,710.62/x - Step 3: Cross multiply
6,220,848.36x = 8,584,809.81 × 3,467,710.62 - Step 4: Simplify right side
6,220,848.36x = 29,769,636,148,817.18 - Step 5: Solve for x
x = 29,769,636,148,817.18/6,220,848.36 - Step 6: Final answer
x = 4,785,462.44
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1.5x scale
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.