Finding the Fourth Proportional to 2,607,465.68, 3,911,201.76 and 714,223.52
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Solution
The fourth proportional to 2,607,465.68, 3,911,201.76 and 714,223.52 is: 1,071,336.17
Step by Step Solution
- Step 1: Write the proportion equation
2,607,465.68 : 3,911,201.76 = 714,223.52 : x - Step 2: Convert to fraction form
2,607,465.68/3,911,201.76 = 714,223.52/x - Step 3: Cross multiply
2,607,465.68x = 3,911,201.76 × 714,223.52 - Step 4: Simplify right side
2,607,465.68x = 2,793,472,288,457.40 - Step 5: Solve for x
x = 2,793,472,288,457.40/2,607,465.68 - Step 6: Final answer
x = 1,071,336.17
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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.