Finding the Fourth Proportional to 1,708,855.32, 2,358,214.18 and 963,721.94
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Solution
The fourth proportional to 1,708,855.32, 2,358,214.18 and 963,721.94 is: 1,329,932.80
Step by Step Solution
- Step 1: Write the proportion equation
1,708,855.32 : 2,358,214.18 = 963,721.94 : x - Step 2: Convert to fraction form
1,708,855.32/2,358,214.18 = 963,721.94/x - Step 3: Cross multiply
1,708,855.32x = 2,358,214.18 × 963,721.94 - Step 4: Simplify right side
1,708,855.32x = 2,272,662,747,971.34 - Step 5: Solve for x
x = 2,272,662,747,971.34/1,708,855.32 - Step 6: Final answer
x = 1,329,932.80
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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.