Finding the Fourth Proportional to 4,354,071.48, 6,531,698.52 and 1,513,816.20
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Solution
The fourth proportional to 4,354,071.48, 6,531,698.52 and 1,513,816.20 is: 2,270,929.88
Step by Step Solution
- Step 1: Write the proportion equation
4,354,071.48 : 6,531,698.52 = 1,513,816.20 : x - Step 2: Convert to fraction form
4,354,071.48/6,531,698.52 = 1,513,816.20/x - Step 3: Cross multiply
4,354,071.48x = 6,531,698.52 × 1,513,816.20 - Step 4: Simplify right side
4,354,071.48x = 9,887,791,033,092.02 - Step 5: Solve for x
x = 9,887,791,033,092.02/4,354,071.48 - Step 6: Final answer
x = 2,270,929.88
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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.