Finding the Fourth Proportional to 3,417,318.47, 5,125,982.69 and 1,395,562.40
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Solution
The fourth proportional to 3,417,318.47, 5,125,982.69 and 1,395,562.40 is: 2,093,345.63
Step by Step Solution
- Step 1: Write the proportion equation
3,417,318.47 : 5,125,982.69 = 1,395,562.40 : x - Step 2: Convert to fraction form
3,417,318.47/5,125,982.69 = 1,395,562.40/x - Step 3: Cross multiply
3,417,318.47x = 5,125,982.69 × 1,395,562.40 - Step 4: Simplify right side
3,417,318.47x = 7,153,628,672,607.13 - Step 5: Solve for x
x = 7,153,628,672,607.13/3,417,318.47 - Step 6: Final answer
x = 2,093,345.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.