Finding the Fourth Proportional to 6,402,765.84, 9,604,164.99 and 2,616,248.76
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Solution
The fourth proportional to 6,402,765.84, 9,604,164.99 and 2,616,248.76 is: 3,924,379.77
Step by Step Solution
- Step 1: Write the proportion equation
6,402,765.84 : 9,604,164.99 = 2,616,248.76 : x - Step 2: Convert to fraction form
6,402,765.84/9,604,164.99 = 2,616,248.76/x - Step 3: Cross multiply
6,402,765.84x = 9,604,164.99 × 2,616,248.76 - Step 4: Simplify right side
6,402,765.84x = 25,126,884,745,922.91 - Step 5: Solve for x
x = 25,126,884,745,922.91/6,402,765.84 - Step 6: Final answer
x = 3,924,379.77
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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.