Finding the Fourth Proportional to 2,069,855.12, 3,104,564.24 and 553,691.14
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Solution
The fourth proportional to 2,069,855.12, 3,104,564.24 and 553,691.14 is: 830,478.28
Step by Step Solution
- Step 1: Write the proportion equation
2,069,855.12 : 3,104,564.24 = 553,691.14 : x - Step 2: Convert to fraction form
2,069,855.12/3,104,564.24 = 553,691.14/x - Step 3: Cross multiply
2,069,855.12x = 3,104,564.24 × 553,691.14 - Step 4: Simplify right side
2,069,855.12x = 1,718,969,713,248.83 - Step 5: Solve for x
x = 1,718,969,713,248.83/2,069,855.12 - Step 6: Final answer
x = 830,478.28
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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.