Finding the Fourth Proportional to 4,938,148.08, 6,814,909.08 and 2,762,561.48
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Solution
The fourth proportional to 4,938,148.08, 6,814,909.08 and 2,762,561.48 is: 3,812,482.94
Step by Step Solution
- Step 1: Write the proportion equation
4,938,148.08 : 6,814,909.08 = 2,762,561.48 : x - Step 2: Convert to fraction form
4,938,148.08/6,814,909.08 = 2,762,561.48/x - Step 3: Cross multiply
4,938,148.08x = 6,814,909.08 × 2,762,561.48 - Step 4: Simplify right side
4,938,148.08x = 18,826,605,314,110.24 - Step 5: Solve for x
x = 18,826,605,314,110.24/4,938,148.08 - Step 6: Final answer
x = 3,812,482.94
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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.