Finding the Fourth Proportional to 2,712,236.19, 4,069,681.88 and 1,092,937.65
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Solution
The fourth proportional to 2,712,236.19, 4,069,681.88 and 1,092,937.65 is: 1,639,941.45
Step by Step Solution
- Step 1: Write the proportion equation
2,712,236.19 : 4,069,681.88 = 1,092,937.65 : x - Step 2: Convert to fraction form
2,712,236.19/4,069,681.88 = 1,092,937.65/x - Step 3: Cross multiply
2,712,236.19x = 4,069,681.88 × 1,092,937.65 - Step 4: Simplify right side
2,712,236.19x = 4,447,908,544,710.09 - Step 5: Solve for x
x = 4,447,908,544,710.09/2,712,236.19 - Step 6: Final answer
x = 1,639,941.45
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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.