Finding the Fourth Proportional to 2,352,831.93, 3,247,603.53 and 1,386,274.53
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Solution
The fourth proportional to 2,352,831.93, 3,247,603.53 and 1,386,274.53 is: 1,913,468.62
Step by Step Solution
- Step 1: Write the proportion equation
2,352,831.93 : 3,247,603.53 = 1,386,274.53 : x - Step 2: Convert to fraction form
2,352,831.93/3,247,603.53 = 1,386,274.53/x - Step 3: Cross multiply
2,352,831.93x = 3,247,603.53 × 1,386,274.53 - Step 4: Simplify right side
2,352,831.93x = 4,502,070,057,177.09 - Step 5: Solve for x
x = 4,502,070,057,177.09/2,352,831.93 - Step 6: Final answer
x = 1,913,468.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.