Finding the Fourth Proportional to 1,484,338.50, 2,048,391.09 and 805,275
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Solution
The fourth proportional to 1,484,338.50, 2,048,391.09 and 805,275 is: 1,111,281.65
Step by Step Solution
- Step 1: Write the proportion equation
1,484,338.50 : 2,048,391.09 = 805,275 : x - Step 2: Convert to fraction form
1,484,338.50/2,048,391.09 = 805,275/x - Step 3: Cross multiply
1,484,338.50x = 2,048,391.09 × 805,275 - Step 4: Simplify right side
1,484,338.50x = 1,649,518,134,999.75 - Step 5: Solve for x
x = 1,649,518,134,999.75/1,484,338.50 - Step 6: Final answer
x = 1,111,281.65
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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.