Finding the Fourth Proportional to 5,115,541.84, 7,671,651.48 and 1,702,911.76
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Solution
The fourth proportional to 5,115,541.84, 7,671,651.48 and 1,702,911.76 is: 2,553,814.62
Step by Step Solution
- Step 1: Write the proportion equation
5,115,541.84 : 7,671,651.48 = 1,702,911.76 : x - Step 2: Convert to fraction form
5,115,541.84/7,671,651.48 = 1,702,911.76/x - Step 3: Cross multiply
5,115,541.84x = 7,671,651.48 × 1,702,911.76 - Step 4: Simplify right side
5,115,541.84x = 13,064,145,523,913.41 - Step 5: Solve for x
x = 13,064,145,523,913.41/5,115,541.84 - Step 6: Final answer
x = 2,553,814.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.