Finding the Fourth Proportional to 3,138,860.66, 4,708,345.68 and 864,373.37
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Solution
The fourth proportional to 3,138,860.66, 4,708,345.68 and 864,373.37 is: 1,296,575.11
Step by Step Solution
- Step 1: Write the proportion equation
3,138,860.66 : 4,708,345.68 = 864,373.37 : x - Step 2: Convert to fraction form
3,138,860.66/4,708,345.68 = 864,373.37/x - Step 3: Cross multiply
3,138,860.66x = 4,708,345.68 × 864,373.37 - Step 4: Simplify right side
3,138,860.66x = 4,069,768,599,004.81 - Step 5: Solve for x
x = 4,069,768,599,004.81/3,138,860.66 - Step 6: Final answer
x = 1,296,575.11
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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.