Finding the Fourth Proportional to 4,720,641.06, 6,514,475.07 and 2,655,657.93
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Solution
The fourth proportional to 4,720,641.06, 6,514,475.07 and 2,655,657.93 is: 3,664,802.55
Step by Step Solution
- Step 1: Write the proportion equation
4,720,641.06 : 6,514,475.07 = 2,655,657.93 : x - Step 2: Convert to fraction form
4,720,641.06/6,514,475.07 = 2,655,657.93/x - Step 3: Cross multiply
4,720,641.06x = 6,514,475.07 × 2,655,657.93 - Step 4: Simplify right side
4,720,641.06x = 17,300,217,379,432.81 - Step 5: Solve for x
x = 17,300,217,379,432.81/4,720,641.06 - Step 6: Final answer
x = 3,664,802.55
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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.