Finding the Fourth Proportional to 1,344,831.36, 1,855,867.98 and 764,055.52
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Solution
The fourth proportional to 1,344,831.36, 1,855,867.98 and 764,055.52 is: 1,054,397.02
Step by Step Solution
- Step 1: Write the proportion equation
1,344,831.36 : 1,855,867.98 = 764,055.52 : x - Step 2: Convert to fraction form
1,344,831.36/1,855,867.98 = 764,055.52/x - Step 3: Cross multiply
1,344,831.36x = 1,855,867.98 × 764,055.52 - Step 4: Simplify right side
1,344,831.36x = 1,417,986,172,735.79 - Step 5: Solve for x
x = 1,417,986,172,735.79/1,344,831.36 - Step 6: Final answer
x = 1,054,397.02
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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.