Finding the Fourth Proportional to 1,834,694.05, 2,752,041.08 and 486,854.05
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Solution
The fourth proportional to 1,834,694.05, 2,752,041.08 and 486,854.05 is: 730,281.08
Step by Step Solution
- Step 1: Write the proportion equation
1,834,694.05 : 2,752,041.08 = 486,854.05 : x - Step 2: Convert to fraction form
1,834,694.05/2,752,041.08 = 486,854.05/x - Step 3: Cross multiply
1,834,694.05x = 2,752,041.08 × 486,854.05 - Step 4: Simplify right side
1,834,694.05x = 1,339,842,343,130.10 - Step 5: Solve for x
x = 1,339,842,343,130.10/1,834,694.05 - Step 6: Final answer
x = 730,281.08
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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.