Finding the Fourth Proportional to 1,402,279.20, 1,935,541.68 and 829,518.48
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Solution
The fourth proportional to 1,402,279.20, 1,935,541.68 and 829,518.48 is: 1,144,969.98
Step by Step Solution
- Step 1: Write the proportion equation
1,402,279.20 : 1,935,541.68 = 829,518.48 : x - Step 2: Convert to fraction form
1,402,279.20/1,935,541.68 = 829,518.48/x - Step 3: Cross multiply
1,402,279.20x = 1,935,541.68 × 829,518.48 - Step 4: Simplify right side
1,402,279.20x = 1,605,567,592,370.25 - Step 5: Solve for x
x = 1,605,567,592,370.25/1,402,279.20 - Step 6: Final answer
x = 1,144,969.98
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.