Finding the Fourth Proportional to 5,153,258.16, 7,730,292.65 and 1,366,741.04
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Solution
The fourth proportional to 5,153,258.16, 7,730,292.65 and 1,366,741.04 is: 2,050,219.08
Step by Step Solution
- Step 1: Write the proportion equation
5,153,258.16 : 7,730,292.65 = 1,366,741.04 : x - Step 2: Convert to fraction form
5,153,258.16/7,730,292.65 = 1,366,741.04/x - Step 3: Cross multiply
5,153,258.16x = 7,730,292.65 × 1,366,741.04 - Step 4: Simplify right side
5,153,258.16x = 10,565,308,215,965.36 - Step 5: Solve for x
x = 10,565,308,215,965.36/5,153,258.16 - Step 6: Final answer
x = 2,050,219.08
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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.