Finding the Fourth Proportional to 3,084,892.35, 4,257,148.75 and 1,708,235.99
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Solution
The fourth proportional to 3,084,892.35, 4,257,148.75 and 1,708,235.99 is: 2,357,364.17
Step by Step Solution
- Step 1: Write the proportion equation
3,084,892.35 : 4,257,148.75 = 1,708,235.99 : x - Step 2: Convert to fraction form
3,084,892.35/4,257,148.75 = 1,708,235.99/x - Step 3: Cross multiply
3,084,892.35x = 4,257,148.75 × 1,708,235.99 - Step 4: Simplify right side
3,084,892.35x = 7,272,214,709,533.51 - Step 5: Solve for x
x = 7,272,214,709,533.51/3,084,892.35 - Step 6: Final answer
x = 2,357,364.17
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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.