Finding the Fourth Proportional to 1,119,547.63, 1,678,326.94 and 436,276.32
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Solution
The fourth proportional to 1,119,547.63, 1,678,326.94 and 436,276.32 is: 654,026.92
Step by Step Solution
- Step 1: Write the proportion equation
1,119,547.63 : 1,678,326.94 = 436,276.32 : x - Step 2: Convert to fraction form
1,119,547.63/1,678,326.94 = 436,276.32/x - Step 3: Cross multiply
1,119,547.63x = 1,678,326.94 × 436,276.32 - Step 4: Simplify right side
1,119,547.63x = 732,214,290,567.05 - Step 5: Solve for x
x = 732,214,290,567.05/1,119,547.63 - Step 6: Final answer
x = 654,026.92
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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.