Finding the Fourth Proportional to 1,609,616.34, 2,221,263.27 and 884,461.95
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Solution
The fourth proportional to 1,609,616.34, 2,221,263.27 and 884,461.95 is: 1,220,553.49
Step by Step Solution
- Step 1: Write the proportion equation
1,609,616.34 : 2,221,263.27 = 884,461.95 : x - Step 2: Convert to fraction form
1,609,616.34/2,221,263.27 = 884,461.95/x - Step 3: Cross multiply
1,609,616.34x = 2,221,263.27 × 884,461.95 - Step 4: Simplify right side
1,609,616.34x = 1,964,622,843,247.58 - Step 5: Solve for x
x = 1,964,622,843,247.58/1,609,616.34 - Step 6: Final answer
x = 1,220,553.49
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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.