Finding the Fourth Proportional to 1,218,619.74, 1,828,303.29 and 545,267.82
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Solution
The fourth proportional to 1,218,619.74, 1,828,303.29 and 545,267.82 is: 818,068.93
Step by Step Solution
- Step 1: Write the proportion equation
1,218,619.74 : 1,828,303.29 = 545,267.82 : x - Step 2: Convert to fraction form
1,218,619.74/1,828,303.29 = 545,267.82/x - Step 3: Cross multiply
1,218,619.74x = 1,828,303.29 × 545,267.82 - Step 4: Simplify right side
1,218,619.74x = 996,914,949,237.13 - Step 5: Solve for x
x = 996,914,949,237.13/1,218,619.74 - Step 6: Final answer
x = 818,068.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.