Finding the Fourth Proportional to 1,261,579.74, 1,740,720.15 and 724,932.06
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Solution
The fourth proportional to 1,261,579.74, 1,740,720.15 and 724,932.06 is: 1,000,256.90
Step by Step Solution
- Step 1: Write the proportion equation
1,261,579.74 : 1,740,720.15 = 724,932.06 : x - Step 2: Convert to fraction form
1,261,579.74/1,740,720.15 = 724,932.06/x - Step 3: Cross multiply
1,261,579.74x = 1,740,720.15 × 724,932.06 - Step 4: Simplify right side
1,261,579.74x = 1,261,903,844,223.01 - Step 5: Solve for x
x = 1,261,903,844,223.01/1,261,579.74 - Step 6: Final answer
x = 1,000,256.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.