Finding the Fourth Proportional to 869,051.44, 1,303,675.58 and 779,756.23
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Solution
The fourth proportional to 869,051.44, 1,303,675.58 and 779,756.23 is: 1,169,722.65
Step by Step Solution
- Step 1: Write the proportion equation
869,051.44 : 1,303,675.58 = 779,756.23 : x - Step 2: Convert to fraction form
869,051.44/1,303,675.58 = 779,756.23/x - Step 3: Cross multiply
869,051.44x = 1,303,675.58 × 779,756.23 - Step 4: Simplify right side
869,051.44x = 1,016,549,155,403.86 - Step 5: Solve for x
x = 1,016,549,155,403.86/869,051.44 - Step 6: Final answer
x = 1,169,722.65
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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.