Finding the Fourth Proportional to 1,005,676.74, 1,387,829.08 and 592,453.42
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Solution
The fourth proportional to 1,005,676.74, 1,387,829.08 and 592,453.42 is: 817,582.88
Step by Step Solution
- Step 1: Write the proportion equation
1,005,676.74 : 1,387,829.08 = 592,453.42 : x - Step 2: Convert to fraction form
1,005,676.74/1,387,829.08 = 592,453.42/x - Step 3: Cross multiply
1,005,676.74x = 1,387,829.08 × 592,453.42 - Step 4: Simplify right side
1,005,676.74x = 822,224,084,821.45 - Step 5: Solve for x
x = 822,224,084,821.45/1,005,676.74 - Step 6: Final answer
x = 817,582.88
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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.