Finding the Fourth Proportional to 4,730,919.50, 6,528,671.55 and 2,555,462.67
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Solution
The fourth proportional to 4,730,919.50, 6,528,671.55 and 2,555,462.67 is: 3,526,539.91
Step by Step Solution
- Step 1: Write the proportion equation
4,730,919.50 : 6,528,671.55 = 2,555,462.67 : x - Step 2: Convert to fraction form
4,730,919.50/6,528,671.55 = 2,555,462.67/x - Step 3: Cross multiply
4,730,919.50x = 6,528,671.55 × 2,555,462.67 - Step 4: Simplify right side
4,730,919.50x = 16,683,776,432,177.08 - Step 5: Solve for x
x = 16,683,776,432,177.08/4,730,919.50 - Step 6: Final answer
x = 3,526,539.91
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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.