Finding the Fourth Proportional to 4,636,148.57, 6,398,268.03 and 2,571,829.70
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Solution
The fourth proportional to 4,636,148.57, 6,398,268.03 and 2,571,829.70 is: 3,549,337.45
Step by Step Solution
- Step 1: Write the proportion equation
4,636,148.57 : 6,398,268.03 = 2,571,829.70 : x - Step 2: Convert to fraction form
4,636,148.57/6,398,268.03 = 2,571,829.70/x - Step 3: Cross multiply
4,636,148.57x = 6,398,268.03 × 2,571,829.70 - Step 4: Simplify right side
4,636,148.57x = 16,455,255,748,114.49 - Step 5: Solve for x
x = 16,455,255,748,114.49/4,636,148.57 - Step 6: Final answer
x = 3,549,337.45
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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.