Finding the Fourth Proportional to 1,486,387.04, 2,051,202.84 and 807,328.40
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Solution
The fourth proportional to 1,486,387.04, 2,051,202.84 and 807,328.40 is: 1,114,107.07
Step by Step Solution
- Step 1: Write the proportion equation
1,486,387.04 : 2,051,202.84 = 807,328.40 : x - Step 2: Convert to fraction form
1,486,387.04/2,051,202.84 = 807,328.40/x - Step 3: Cross multiply
1,486,387.04x = 2,051,202.84 × 807,328.40 - Step 4: Simplify right side
1,486,387.04x = 1,655,994,306,892.66 - Step 5: Solve for x
x = 1,655,994,306,892.66/1,486,387.04 - Step 6: Final answer
x = 1,114,107.07
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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.