Finding the Fourth Proportional to 1,488,441.99, 2,051,875.77 and 1,052,089.49
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Solution
The fourth proportional to 1,488,441.99, 2,051,875.77 and 1,052,089.49 is: 1,450,346.70
Step by Step Solution
- Step 1: Write the proportion equation
1,488,441.99 : 2,051,875.77 = 1,052,089.49 : x - Step 2: Convert to fraction form
1,488,441.99/2,051,875.77 = 1,052,089.49/x - Step 3: Cross multiply
1,488,441.99x = 2,051,875.77 × 1,052,089.49 - Step 4: Simplify right side
1,488,441.99x = 2,158,756,933,587.01 - Step 5: Solve for x
x = 2,158,756,933,587.01/1,488,441.99 - Step 6: Final answer
x = 1,450,346.70
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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.