Finding the Fourth Proportional to 1,698,817.56, 2,344,337.91 and 924,421.99
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Solution
The fourth proportional to 1,698,817.56, 2,344,337.91 and 924,421.99 is: 1,275,685.84
Step by Step Solution
- Step 1: Write the proportion equation
1,698,817.56 : 2,344,337.91 = 924,421.99 : x - Step 2: Convert to fraction form
1,698,817.56/2,344,337.91 = 924,421.99/x - Step 3: Cross multiply
1,698,817.56x = 2,344,337.91 × 924,421.99 - Step 4: Simplify right side
1,698,817.56x = 2,167,157,499,650.84 - Step 5: Solve for x
x = 2,167,157,499,650.84/1,698,817.56 - Step 6: Final answer
x = 1,275,685.84
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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.