Finding the Fourth Proportional to 1,676,421.47, 2,313,397.40 and 951,225.95
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Solution
The fourth proportional to 1,676,421.47, 2,313,397.40 and 951,225.95 is: 1,312,655.36
Step by Step Solution
- Step 1: Write the proportion equation
1,676,421.47 : 2,313,397.40 = 951,225.95 : x - Step 2: Convert to fraction form
1,676,421.47/2,313,397.40 = 951,225.95/x - Step 3: Cross multiply
1,676,421.47x = 2,313,397.40 × 951,225.95 - Step 4: Simplify right side
1,676,421.47x = 2,200,563,623,219.41 - Step 5: Solve for x
x = 2,200,563,623,219.41/1,676,421.47 - Step 6: Final answer
x = 1,312,655.36
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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.