Finding the Fourth Proportional to 1,443,637.68, 1,992,237.71 and 799,117.98
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Solution
The fourth proportional to 1,443,637.68, 1,992,237.71 and 799,117.98 is: 1,102,792.61
Step by Step Solution
- Step 1: Write the proportion equation
1,443,637.68 : 1,992,237.71 = 799,117.98 : x - Step 2: Convert to fraction form
1,443,637.68/1,992,237.71 = 799,117.98/x - Step 3: Cross multiply
1,443,637.68x = 1,992,237.71 × 799,117.98 - Step 4: Simplify right side
1,443,637.68x = 1,592,032,970,499.44 - Step 5: Solve for x
x = 1,592,032,970,499.44/1,443,637.68 - Step 6: Final answer
x = 1,102,792.61
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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.