Finding the Fourth Proportional to 1,119,959.58, 1,545,545.76 and 610,661.94
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Solution
The fourth proportional to 1,119,959.58, 1,545,545.76 and 610,661.94 is: 842,714.32
Step by Step Solution
- Step 1: Write the proportion equation
1,119,959.58 : 1,545,545.76 = 610,661.94 : x - Step 2: Convert to fraction form
1,119,959.58/1,545,545.76 = 610,661.94/x - Step 3: Cross multiply
1,119,959.58x = 1,545,545.76 × 610,661.94 - Step 4: Simplify right side
1,119,959.58x = 943,805,972,160.37 - Step 5: Solve for x
x = 943,805,972,160.37/1,119,959.58 - Step 6: Final answer
x = 842,714.32
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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.