Finding the Fourth Proportional to 4,581,776.13, 6,317,669.28 and 2,925,745.71
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Solution
The fourth proportional to 4,581,776.13, 6,317,669.28 and 2,925,745.71 is: 4,034,220.20
Step by Step Solution
- Step 1: Write the proportion equation
4,581,776.13 : 6,317,669.28 = 2,925,745.71 : x - Step 2: Convert to fraction form
4,581,776.13/6,317,669.28 = 2,925,745.71/x - Step 3: Cross multiply
4,581,776.13x = 6,317,669.28 × 2,925,745.71 - Step 4: Simplify right side
4,581,776.13x = 18,483,893,793,158.79 - Step 5: Solve for x
x = 18,483,893,793,158.79/4,581,776.13 - Step 6: Final answer
x = 4,034,220.20
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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.