Finding the Fourth Proportional to 1,312,769.68, 1,811,959.24 and 855,024.92
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Solution
The fourth proportional to 1,312,769.68, 1,811,959.24 and 855,024.92 is: 1,180,153.94
Step by Step Solution
- Step 1: Write the proportion equation
1,312,769.68 : 1,811,959.24 = 855,024.92 : x - Step 2: Convert to fraction form
1,312,769.68/1,811,959.24 = 855,024.92/x - Step 3: Cross multiply
1,312,769.68x = 1,811,959.24 × 855,024.92 - Step 4: Simplify right side
1,312,769.68x = 1,549,270,304,224.26 - Step 5: Solve for x
x = 1,549,270,304,224.26/1,312,769.68 - Step 6: Final answer
x = 1,180,153.94
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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.