Finding the Fourth Proportional to 1,119,560.09, 1,544,934.62 and 636,058.13
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Solution
The fourth proportional to 1,119,560.09, 1,544,934.62 and 636,058.13 is: 877,727.09
Step by Step Solution
- Step 1: Write the proportion equation
1,119,560.09 : 1,544,934.62 = 636,058.13 : x - Step 2: Convert to fraction form
1,119,560.09/1,544,934.62 = 636,058.13/x - Step 3: Cross multiply
1,119,560.09x = 1,544,934.62 × 636,058.13 - Step 4: Simplify right side
1,119,560.09x = 982,668,219,234.93 - Step 5: Solve for x
x = 982,668,219,234.93/1,119,560.09 - Step 6: Final answer
x = 877,727.09
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1.5x scale
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.