Finding the Fourth Proportional to 2,430,923.60, 3,646,781.12 and 1,135,371.53
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Solution
The fourth proportional to 2,430,923.60, 3,646,781.12 and 1,135,371.53 is: 1,703,242.12
Step by Step Solution
- Step 1: Write the proportion equation
2,430,923.60 : 3,646,781.12 = 1,135,371.53 : x - Step 2: Convert to fraction form
2,430,923.60/3,646,781.12 = 1,135,371.53/x - Step 3: Cross multiply
2,430,923.60x = 3,646,781.12 × 1,135,371.53 - Step 4: Simplify right side
2,430,923.60x = 4,140,451,471,744.90 - Step 5: Solve for x
x = 4,140,451,471,744.90/2,430,923.60 - Step 6: Final answer
x = 1,703,242.12
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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.