Finding the Fourth Proportional to 1,736,185.80, 2,604,278.70 and 1,106,329.80
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Solution
The fourth proportional to 1,736,185.80, 2,604,278.70 and 1,106,329.80 is: 1,659,494.70
Step by Step Solution
- Step 1: Write the proportion equation
1,736,185.80 : 2,604,278.70 = 1,106,329.80 : x - Step 2: Convert to fraction form
1,736,185.80/2,604,278.70 = 1,106,329.80/x - Step 3: Cross multiply
1,736,185.80x = 2,604,278.70 × 1,106,329.80 - Step 4: Simplify right side
1,736,185.80x = 2,881,191,133,315.26 - Step 5: Solve for x
x = 2,881,191,133,315.26/1,736,185.80 - Step 6: Final answer
x = 1,659,494.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.