Finding the Fourth Proportional to 1,248,320.95, 1,873,073.58 and 864,659.64
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Solution
The fourth proportional to 1,248,320.95, 1,873,073.58 and 864,659.64 is: 1,297,399.62
Step by Step Solution
- Step 1: Write the proportion equation
1,248,320.95 : 1,873,073.58 = 864,659.64 : x - Step 2: Convert to fraction form
1,248,320.95/1,873,073.58 = 864,659.64/x - Step 3: Cross multiply
1,248,320.95x = 1,873,073.58 × 864,659.64 - Step 4: Simplify right side
1,248,320.95x = 1,619,571,127,376.31 - Step 5: Solve for x
x = 1,619,571,127,376.31/1,248,320.95 - Step 6: Final answer
x = 1,297,399.62
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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.