Finding the Fourth Proportional to 3,005,726.64, 4,497,947.18 and 1,869,024.12
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Solution
The fourth proportional to 3,005,726.64, 4,497,947.18 and 1,869,024.12 is: 2,796,918.28
Step by Step Solution
- Step 1: Write the proportion equation
3,005,726.64 : 4,497,947.18 = 1,869,024.12 : x - Step 2: Convert to fraction form
3,005,726.64/4,497,947.18 = 1,869,024.12/x - Step 3: Cross multiply
3,005,726.64x = 4,497,947.18 × 1,869,024.12 - Step 4: Simplify right side
3,005,726.64x = 8,406,771,769,905.98 - Step 5: Solve for x
x = 8,406,771,769,905.98/3,005,726.64 - Step 6: Final answer
x = 2,796,918.28
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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.