Finding the Fourth Proportional to 3,153,051.23, 4,351,210.64 and 1,702,746.62
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Solution
The fourth proportional to 3,153,051.23, 4,351,210.64 and 1,702,746.62 is: 2,349,790.31
Step by Step Solution
- Step 1: Write the proportion equation
3,153,051.23 : 4,351,210.64 = 1,702,746.62 : x - Step 2: Convert to fraction form
3,153,051.23/4,351,210.64 = 1,702,746.62/x - Step 3: Cross multiply
3,153,051.23x = 4,351,210.64 × 1,702,746.62 - Step 4: Simplify right side
3,153,051.23x = 7,409,009,225,302.93 - Step 5: Solve for x
x = 7,409,009,225,302.93/3,153,051.23 - Step 6: Final answer
x = 2,349,790.31
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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.