Finding the Fourth Proportional to 1,006,118.17, 1,387,985.10 and 597,988.09
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Solution
The fourth proportional to 1,006,118.17, 1,387,985.10 and 597,988.09 is: 824,951.37
Step by Step Solution
- Step 1: Write the proportion equation
1,006,118.17 : 1,387,985.10 = 597,988.09 : x - Step 2: Convert to fraction form
1,006,118.17/1,387,985.10 = 597,988.09/x - Step 3: Cross multiply
1,006,118.17x = 1,387,985.10 × 597,988.09 - Step 4: Simplify right side
1,006,118.17x = 829,998,558,897.46 - Step 5: Solve for x
x = 829,998,558,897.46/1,006,118.17 - Step 6: Final answer
x = 824,951.37
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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.