Finding the Fourth Proportional to 5,228,854.03, 7,844,541.98 and 1,816,643.98
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Solution
The fourth proportional to 5,228,854.03, 7,844,541.98 and 1,816,643.98 is: 2,725,404.05
Step by Step Solution
- Step 1: Write the proportion equation
5,228,854.03 : 7,844,541.98 = 1,816,643.98 : x - Step 2: Convert to fraction form
5,228,854.03/7,844,541.98 = 1,816,643.98/x - Step 3: Cross multiply
5,228,854.03x = 7,844,541.98 × 1,816,643.98 - Step 4: Simplify right side
5,228,854.03x = 14,250,739,935,129.71 - Step 5: Solve for x
x = 14,250,739,935,129.71/5,228,854.03 - Step 6: Final answer
x = 2,725,404.05
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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.