Finding the Fourth Proportional to 3,880,098.65, 5,354,126.68 and 2,249,017.65
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Solution
The fourth proportional to 3,880,098.65, 5,354,126.68 and 2,249,017.65 is: 3,103,407.02
Step by Step Solution
- Step 1: Write the proportion equation
3,880,098.65 : 5,354,126.68 = 2,249,017.65 : x - Step 2: Convert to fraction form
3,880,098.65/5,354,126.68 = 2,249,017.65/x - Step 3: Cross multiply
3,880,098.65x = 5,354,126.68 × 2,249,017.65 - Step 4: Simplify right side
3,880,098.65x = 12,041,525,402,250.27 - Step 5: Solve for x
x = 12,041,525,402,250.27/3,880,098.65 - Step 6: Final answer
x = 3,103,407.02
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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.