Finding the Fourth Proportional to 1,417,702.08, 2,124,145.92 and 855,555.36
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Solution
The fourth proportional to 1,417,702.08, 2,124,145.92 and 855,555.36 is: 1,281,880.34
Step by Step Solution
- Step 1: Write the proportion equation
1,417,702.08 : 2,124,145.92 = 855,555.36 : x - Step 2: Convert to fraction form
1,417,702.08/2,124,145.92 = 855,555.36/x - Step 3: Cross multiply
1,417,702.08x = 2,124,145.92 × 855,555.36 - Step 4: Simplify right side
1,417,702.08x = 1,817,324,427,278.13 - Step 5: Solve for x
x = 1,817,324,427,278.13/1,417,702.08 - Step 6: Final answer
x = 1,281,880.34
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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.