Finding the Fourth Proportional to 1,310,508.55, 1,808,559.99 and 737,585.83
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Solution
The fourth proportional to 1,310,508.55, 1,808,559.99 and 737,585.83 is: 1,017,901.19
Step by Step Solution
- Step 1: Write the proportion equation
1,310,508.55 : 1,808,559.99 = 737,585.83 : x - Step 2: Convert to fraction form
1,310,508.55/1,808,559.99 = 737,585.83/x - Step 3: Cross multiply
1,310,508.55x = 1,808,559.99 × 737,585.83 - Step 4: Simplify right side
1,310,508.55x = 1,333,968,208,598.21 - Step 5: Solve for x
x = 1,333,968,208,598.21/1,310,508.55 - Step 6: Final answer
x = 1,017,901.19
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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.