Finding the Fourth Proportional to 1,059,689.74, 1,462,378.76 and 576,260.14
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Solution
The fourth proportional to 1,059,689.74, 1,462,378.76 and 576,260.14 is: 795,242.76
Step by Step Solution
- Step 1: Write the proportion equation
1,059,689.74 : 1,462,378.76 = 576,260.14 : x - Step 2: Convert to fraction form
1,059,689.74/1,462,378.76 = 576,260.14/x - Step 3: Cross multiply
1,059,689.74x = 1,462,378.76 × 576,260.14 - Step 4: Simplify right side
1,059,689.74x = 842,710,588,970.63 - Step 5: Solve for x
x = 842,710,588,970.63/1,059,689.74 - Step 6: Final answer
x = 795,242.76
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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.