Finding the Fourth Proportional to 4,779,831.60, 6,596,197.13 and 2,846,173.68
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Solution
The fourth proportional to 4,779,831.60, 6,596,197.13 and 2,846,173.68 is: 3,927,737.26
Step by Step Solution
- Step 1: Write the proportion equation
4,779,831.60 : 6,596,197.13 = 2,846,173.68 : x - Step 2: Convert to fraction form
4,779,831.60/6,596,197.13 = 2,846,173.68/x - Step 3: Cross multiply
4,779,831.60x = 6,596,197.13 × 2,846,173.68 - Step 4: Simplify right side
4,779,831.60x = 18,773,922,666,612.97 - Step 5: Solve for x
x = 18,773,922,666,612.97/4,779,831.60 - Step 6: Final answer
x = 3,927,737.26
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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.