Finding the Fourth Proportional to 3,151,810.03, 4,720,136.01 and 1,799,875.09
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Solution
The fourth proportional to 3,151,810.03, 4,720,136.01 and 1,799,875.09 is: 2,695,484.55
Step by Step Solution
- Step 1: Write the proportion equation
3,151,810.03 : 4,720,136.01 = 1,799,875.09 : x - Step 2: Convert to fraction form
3,151,810.03/4,720,136.01 = 1,799,875.09/x - Step 3: Cross multiply
3,151,810.03x = 4,720,136.01 × 1,799,875.09 - Step 4: Simplify right side
3,151,810.03x = 8,495,655,225,810.99 - Step 5: Solve for x
x = 8,495,655,225,810.99/3,151,810.03 - Step 6: Final answer
x = 2,695,484.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.