Finding the Fourth Proportional to 1,802,486.04, 2,487,260.66 and 1,077,189.40
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Solution
The fourth proportional to 1,802,486.04, 2,487,260.66 and 1,077,189.40 is: 1,486,419.73
Step by Step Solution
- Step 1: Write the proportion equation
1,802,486.04 : 2,487,260.66 = 1,077,189.40 : x - Step 2: Convert to fraction form
1,802,486.04/2,487,260.66 = 1,077,189.40/x - Step 3: Cross multiply
1,802,486.04x = 2,487,260.66 × 1,077,189.40 - Step 4: Simplify right side
1,802,486.04x = 2,679,250,817,989.00 - Step 5: Solve for x
x = 2,679,250,817,989.00/1,802,486.04 - Step 6: Final answer
x = 1,486,419.73
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.