Finding the Fourth Proportional to 1,756,051.68, 2,423,530.80 and 1,266,425.76
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Solution
The fourth proportional to 1,756,051.68, 2,423,530.80 and 1,266,425.76 is: 1,747,796.99
Step by Step Solution
- Step 1: Write the proportion equation
1,756,051.68 : 2,423,530.80 = 1,266,425.76 : x - Step 2: Convert to fraction form
1,756,051.68/2,423,530.80 = 1,266,425.76/x - Step 3: Cross multiply
1,756,051.68x = 2,423,530.80 × 1,266,425.76 - Step 4: Simplify right side
1,756,051.68x = 3,069,221,835,273.41 - Step 5: Solve for x
x = 3,069,221,835,273.41/1,756,051.68 - Step 6: Final answer
x = 1,747,796.99
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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.