Finding the Fourth Proportional to 4,201,526.94, 6,302,420.04 and 1,642,639.74
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Solution
The fourth proportional to 4,201,526.94, 6,302,420.04 and 1,642,639.74 is: 2,464,010.29
Step by Step Solution
- Step 1: Write the proportion equation
4,201,526.94 : 6,302,420.04 = 1,642,639.74 : x - Step 2: Convert to fraction form
4,201,526.94/6,302,420.04 = 1,642,639.74/x - Step 3: Cross multiply
4,201,526.94x = 6,302,420.04 × 1,642,639.74 - Step 4: Simplify right side
4,201,526.94x = 10,352,605,615,876.39 - Step 5: Solve for x
x = 10,352,605,615,876.39/4,201,526.94 - Step 6: Final answer
x = 2,464,010.29
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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.