Finding the Fourth Proportional to 1,506,645.20, 2,259,708.60 and 559,528.40
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Solution
The fourth proportional to 1,506,645.20, 2,259,708.60 and 559,528.40 is: 839,196.34
Step by Step Solution
- Step 1: Write the proportion equation
1,506,645.20 : 2,259,708.60 = 559,528.40 : x - Step 2: Convert to fraction form
1,506,645.20/2,259,708.60 = 559,528.40/x - Step 3: Cross multiply
1,506,645.20x = 2,259,708.60 × 559,528.40 - Step 4: Simplify right side
1,506,645.20x = 1,264,371,137,424.24 - Step 5: Solve for x
x = 1,264,371,137,424.24/1,506,645.20 - Step 6: Final answer
x = 839,196.34
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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.