Finding the Fourth Proportional to 1,723,946.84, 2,379,046.63 and 999,214.93
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Solution
The fourth proportional to 1,723,946.84, 2,379,046.63 and 999,214.93 is: 1,378,916.60
Step by Step Solution
- Step 1: Write the proportion equation
1,723,946.84 : 2,379,046.63 = 999,214.93 : x - Step 2: Convert to fraction form
1,723,946.84/2,379,046.63 = 999,214.93/x - Step 3: Cross multiply
1,723,946.84x = 2,379,046.63 × 999,214.93 - Step 4: Simplify right side
1,723,946.84x = 2,377,178,911,862.19 - Step 5: Solve for x
x = 2,377,178,911,862.19/1,723,946.84 - Step 6: Final answer
x = 1,378,916.60
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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.