Finding the Fourth Proportional to 1,569,756.70, 2,352,215.85 and 1,168,515.10
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Solution
The fourth proportional to 1,569,756.70, 2,352,215.85 and 1,168,515.10 is: 1,750,971.82
Step by Step Solution
- Step 1: Write the proportion equation
1,569,756.70 : 2,352,215.85 = 1,168,515.10 : x - Step 2: Convert to fraction form
1,569,756.70/2,352,215.85 = 1,168,515.10/x - Step 3: Cross multiply
1,569,756.70x = 2,352,215.85 × 1,168,515.10 - Step 4: Simplify right side
1,569,756.70x = 2,748,599,739,184.34 - Step 5: Solve for x
x = 2,748,599,739,184.34/1,569,756.70 - Step 6: Final answer
x = 1,750,971.82
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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.