Finding the Fourth Proportional to 1,776,053.70, 2,450,355.03 and 1,011,565.98
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Solution
The fourth proportional to 1,776,053.70, 2,450,355.03 and 1,011,565.98 is: 1,395,619.84
Step by Step Solution
- Step 1: Write the proportion equation
1,776,053.70 : 2,450,355.03 = 1,011,565.98 : x - Step 2: Convert to fraction form
1,776,053.70/2,450,355.03 = 1,011,565.98/x - Step 3: Cross multiply
1,776,053.70x = 2,450,355.03 × 1,011,565.98 - Step 4: Simplify right side
1,776,053.70x = 2,478,695,787,269.88 - Step 5: Solve for x
x = 2,478,695,787,269.88/1,776,053.70 - Step 6: Final answer
x = 1,395,619.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.