Finding the Fourth Proportional to 1,671,059.36, 2,306,064.84 and 907,113.44
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Solution
The fourth proportional to 1,671,059.36, 2,306,064.84 and 907,113.44 is: 1,251,818.13
Step by Step Solution
- Step 1: Write the proportion equation
1,671,059.36 : 2,306,064.84 = 907,113.44 : x - Step 2: Convert to fraction form
1,671,059.36/2,306,064.84 = 907,113.44/x - Step 3: Cross multiply
1,671,059.36x = 2,306,064.84 × 907,113.44 - Step 4: Simplify right side
1,671,059.36x = 2,091,862,409,875.45 - Step 5: Solve for x
x = 2,091,862,409,875.45/1,671,059.36 - Step 6: Final answer
x = 1,251,818.13
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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.