Finding the Fourth Proportional to 1,536,125.73, 2,118,655.63 and 984,894.08
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Solution
The fourth proportional to 1,536,125.73, 2,118,655.63 and 984,894.08 is: 1,358,385.81
Step by Step Solution
- Step 1: Write the proportion equation
1,536,125.73 : 2,118,655.63 = 984,894.08 : x - Step 2: Convert to fraction form
1,536,125.73/2,118,655.63 = 984,894.08/x - Step 3: Cross multiply
1,536,125.73x = 2,118,655.63 × 984,894.08 - Step 4: Simplify right side
1,536,125.73x = 2,086,651,387,545.67 - Step 5: Solve for x
x = 2,086,651,387,545.67/1,536,125.73 - Step 6: Final answer
x = 1,358,385.81
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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.