Finding the Fourth Proportional to 2,869,835.04, 3,960,551.88 and 1,580,675.13
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Solution
The fourth proportional to 2,869,835.04, 3,960,551.88 and 1,580,675.13 is: 2,181,430.56
Step by Step Solution
- Step 1: Write the proportion equation
2,869,835.04 : 3,960,551.88 = 1,580,675.13 : x - Step 2: Convert to fraction form
2,869,835.04/3,960,551.88 = 1,580,675.13/x - Step 3: Cross multiply
2,869,835.04x = 3,960,551.88 × 1,580,675.13 - Step 4: Simplify right side
2,869,835.04x = 6,260,345,857,790.74 - Step 5: Solve for x
x = 6,260,345,857,790.74/2,869,835.04 - Step 6: Final answer
x = 2,181,430.56
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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.