Finding the Fourth Proportional to 1,402,332.16, 2,102,655.68 and 548,387.20
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Solution
The fourth proportional to 1,402,332.16, 2,102,655.68 and 548,387.20 is: 822,251.31
Step by Step Solution
- Step 1: Write the proportion equation
1,402,332.16 : 2,102,655.68 = 548,387.20 : x - Step 2: Convert to fraction form
1,402,332.16/2,102,655.68 = 548,387.20/x - Step 3: Cross multiply
1,402,332.16x = 2,102,655.68 × 548,387.20 - Step 4: Simplify right side
1,402,332.16x = 1,153,069,460,919.30 - Step 5: Solve for x
x = 1,153,069,460,919.30/1,402,332.16 - Step 6: Final answer
x = 822,251.31
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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.