Finding the Fourth Proportional to 1,803,678.03, 2,489,115.96 and 1,029,293.45
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Solution
The fourth proportional to 1,803,678.03, 2,489,115.96 and 1,029,293.45 is: 1,420,447.95
Step by Step Solution
- Step 1: Write the proportion equation
1,803,678.03 : 2,489,115.96 = 1,029,293.45 : x - Step 2: Convert to fraction form
1,803,678.03/2,489,115.96 = 1,029,293.45/x - Step 3: Cross multiply
1,803,678.03x = 2,489,115.96 × 1,029,293.45 - Step 4: Simplify right side
1,803,678.03x = 2,562,030,759,574.65 - Step 5: Solve for x
x = 2,562,030,759,574.65/1,803,678.03 - Step 6: Final answer
x = 1,420,447.95
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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.