Finding the Fourth Proportional to 1,325,780.84, 1,828,808.12 and 835,558.28
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Solution
The fourth proportional to 1,325,780.84, 1,828,808.12 and 835,558.28 is: 1,152,585.50
Step by Step Solution
- Step 1: Write the proportion equation
1,325,780.84 : 1,828,808.12 = 835,558.28 : x - Step 2: Convert to fraction form
1,325,780.84/1,828,808.12 = 835,558.28/x - Step 3: Cross multiply
1,325,780.84x = 1,828,808.12 × 835,558.28 - Step 4: Simplify right side
1,325,780.84x = 1,528,075,767,197.23 - Step 5: Solve for x
x = 1,528,075,767,197.23/1,325,780.84 - Step 6: Final answer
x = 1,152,585.50
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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.