Finding the Fourth Proportional to 1,058,317.49, 1,457,807.63 and 853,795.74
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Solution
The fourth proportional to 1,058,317.49, 1,457,807.63 and 853,795.74 is: 1,176,083.70
Step by Step Solution
- Step 1: Write the proportion equation
1,058,317.49 : 1,457,807.63 = 853,795.74 : x - Step 2: Convert to fraction form
1,058,317.49/1,457,807.63 = 853,795.74/x - Step 3: Cross multiply
1,058,317.49x = 1,457,807.63 × 853,795.74 - Step 4: Simplify right side
1,058,317.49x = 1,244,669,939,964.52 - Step 5: Solve for x
x = 1,244,669,939,964.52/1,058,317.49 - Step 6: Final answer
x = 1,176,083.70
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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.