Finding the Fourth Proportional to 5,070,639.36, 6,997,488.36 and 2,747,530.20
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Solution
The fourth proportional to 5,070,639.36, 6,997,488.36 and 2,747,530.20 is: 3,791,594.95
Step by Step Solution
- Step 1: Write the proportion equation
5,070,639.36 : 6,997,488.36 = 2,747,530.20 : x - Step 2: Convert to fraction form
5,070,639.36/6,997,488.36 = 2,747,530.20/x - Step 3: Cross multiply
5,070,639.36x = 6,997,488.36 × 2,747,530.20 - Step 4: Simplify right side
5,070,639.36x = 19,225,810,593,248.47 - Step 5: Solve for x
x = 19,225,810,593,248.47/5,070,639.36 - Step 6: Final answer
x = 3,791,594.95
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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.