Finding the Fourth Proportional to 2,390,968.36, 3,299,537.27 and 1,358,477.46
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Solution
The fourth proportional to 2,390,968.36, 3,299,537.27 and 1,358,477.46 is: 1,874,699.43
Step by Step Solution
- Step 1: Write the proportion equation
2,390,968.36 : 3,299,537.27 = 1,358,477.46 : x - Step 2: Convert to fraction form
2,390,968.36/3,299,537.27 = 1,358,477.46/x - Step 3: Cross multiply
2,390,968.36x = 3,299,537.27 × 1,358,477.46 - Step 4: Simplify right side
2,390,968.36x = 4,482,347,009,724.93 - Step 5: Solve for x
x = 4,482,347,009,724.93/2,390,968.36 - Step 6: Final answer
x = 1,874,699.43
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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.