Finding the Fourth Proportional to 5,473,780.74, 7,553,684.16 and 3,026,328.48
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Solution
The fourth proportional to 5,473,780.74, 7,553,684.16 and 3,026,328.48 is: 4,176,259.63
Step by Step Solution
- Step 1: Write the proportion equation
5,473,780.74 : 7,553,684.16 = 3,026,328.48 : x - Step 2: Convert to fraction form
5,473,780.74/7,553,684.16 = 3,026,328.48/x - Step 3: Cross multiply
5,473,780.74x = 7,553,684.16 × 3,026,328.48 - Step 4: Simplify right side
5,473,780.74x = 22,859,929,502,332.88 - Step 5: Solve for x
x = 22,859,929,502,332.88/5,473,780.74 - Step 6: Final answer
x = 4,176,259.63
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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.