Finding the Fourth Proportional to 4,620,370.64, 6,373,551.66 and 2,686,417.46
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Solution
The fourth proportional to 4,620,370.64, 6,373,551.66 and 2,686,417.46 is: 3,705,767.74
Step by Step Solution
- Step 1: Write the proportion equation
4,620,370.64 : 6,373,551.66 = 2,686,417.46 : x - Step 2: Convert to fraction form
4,620,370.64/6,373,551.66 = 2,686,417.46/x - Step 3: Cross multiply
4,620,370.64x = 6,373,551.66 × 2,686,417.46 - Step 4: Simplify right side
4,620,370.64x = 17,122,020,461,635.98 - Step 5: Solve for x
x = 17,122,020,461,635.98/4,620,370.64 - Step 6: Final answer
x = 3,705,767.74
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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.