Finding the Fourth Proportional to 1,698,841.53, 2,344,401.63 and 934,895.09
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Solution
The fourth proportional to 1,698,841.53, 2,344,401.63 and 934,895.09 is: 1,290,155.40
Step by Step Solution
- Step 1: Write the proportion equation
1,698,841.53 : 2,344,401.63 = 934,895.09 : x - Step 2: Convert to fraction form
1,698,841.53/2,344,401.63 = 934,895.09/x - Step 3: Cross multiply
1,698,841.53x = 2,344,401.63 × 934,895.09 - Step 4: Simplify right side
1,698,841.53x = 2,191,769,572,875.00 - Step 5: Solve for x
x = 2,191,769,572,875.00/1,698,841.53 - Step 6: Final answer
x = 1,290,155.40
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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.