Finding the Fourth Proportional to 4,457,428.03, 6,151,275.33 and 2,420,237.53
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Solution
The fourth proportional to 4,457,428.03, 6,151,275.33 and 2,420,237.53 is: 3,339,941.17
Step by Step Solution
- Step 1: Write the proportion equation
4,457,428.03 : 6,151,275.33 = 2,420,237.53 : x - Step 2: Convert to fraction form
4,457,428.03/6,151,275.33 = 2,420,237.53/x - Step 3: Cross multiply
4,457,428.03x = 6,151,275.33 × 2,420,237.53 - Step 4: Simplify right side
4,457,428.03x = 14,887,547,411,029.13 - Step 5: Solve for x
x = 14,887,547,411,029.13/4,457,428.03 - Step 6: Final answer
x = 3,339,941.17
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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.