Finding the Fourth Proportional to 4,991,325.18, 6,888,029.04 and 2,699,485.26
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Solution
The fourth proportional to 4,991,325.18, 6,888,029.04 and 2,699,485.26 is: 3,725,289.82
Step by Step Solution
- Step 1: Write the proportion equation
4,991,325.18 : 6,888,029.04 = 2,699,485.26 : x - Step 2: Convert to fraction form
4,991,325.18/6,888,029.04 = 2,699,485.26/x - Step 3: Cross multiply
4,991,325.18x = 6,888,029.04 × 2,699,485.26 - Step 4: Simplify right side
4,991,325.18x = 18,594,132,863,931.95 - Step 5: Solve for x
x = 18,594,132,863,931.95/4,991,325.18 - Step 6: Final answer
x = 3,725,289.82
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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.