Finding the Fourth Proportional to 4,368,831.30, 6,553,246.95 and 2,455,643.70
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Solution
The fourth proportional to 4,368,831.30, 6,553,246.95 and 2,455,643.70 is: 3,683,465.55
Step by Step Solution
- Step 1: Write the proportion equation
4,368,831.30 : 6,553,246.95 = 2,455,643.70 : x - Step 2: Convert to fraction form
4,368,831.30/6,553,246.95 = 2,455,643.70/x - Step 3: Cross multiply
4,368,831.30x = 6,553,246.95 × 2,455,643.70 - Step 4: Simplify right side
4,368,831.30x = 16,092,439,587,311.72 - Step 5: Solve for x
x = 16,092,439,587,311.72/4,368,831.30 - Step 6: Final answer
x = 3,683,465.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.