Finding the Fourth Proportional to 2,925,101.70, 4,387,652.55 and 1,031,597.10
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Solution
The fourth proportional to 2,925,101.70, 4,387,652.55 and 1,031,597.10 is: 1,547,395.65
Step by Step Solution
- Step 1: Write the proportion equation
2,925,101.70 : 4,387,652.55 = 1,031,597.10 : x - Step 2: Convert to fraction form
2,925,101.70/4,387,652.55 = 1,031,597.10/x - Step 3: Cross multiply
2,925,101.70x = 4,387,652.55 × 1,031,597.10 - Step 4: Simplify right side
2,925,101.70x = 4,526,289,646,387.60 - Step 5: Solve for x
x = 4,526,289,646,387.60/2,925,101.70 - Step 6: Final answer
x = 1,547,395.65
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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.