Finding the Fourth Proportional to 5,604,703.12, 8,376,345.75 and 4,091,572.36
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Solution
The fourth proportional to 5,604,703.12, 8,376,345.75 and 4,091,572.36 is: 6,114,940.26
Step by Step Solution
- Step 1: Write the proportion equation
5,604,703.12 : 8,376,345.75 = 4,091,572.36 : x - Step 2: Convert to fraction form
5,604,703.12/8,376,345.75 = 4,091,572.36/x - Step 3: Cross multiply
5,604,703.12x = 8,376,345.75 × 4,091,572.36 - Step 4: Simplify right side
5,604,703.12x = 34,272,424,748,503.47 - Step 5: Solve for x
x = 34,272,424,748,503.47/5,604,703.12 - Step 6: Final answer
x = 6,114,940.26
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.