Finding the Fourth Proportional to 2,688,669.44, 3,710,316.98 and 1,464,985.09
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Solution
The fourth proportional to 2,688,669.44, 3,710,316.98 and 1,464,985.09 is: 2,021,653.90
Step by Step Solution
- Step 1: Write the proportion equation
2,688,669.44 : 3,710,316.98 = 1,464,985.09 : x - Step 2: Convert to fraction form
2,688,669.44/3,710,316.98 = 1,464,985.09/x - Step 3: Cross multiply
2,688,669.44x = 3,710,316.98 × 1,464,985.09 - Step 4: Simplify right side
2,688,669.44x = 5,435,559,054,873.83 - Step 5: Solve for x
x = 5,435,559,054,873.83/2,688,669.44 - Step 6: Final answer
x = 2,021,653.90
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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.