Finding the Fourth Proportional to 2,565,138.90, 3,845,302.65 and 968,774.70
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Solution
The fourth proportional to 2,565,138.90, 3,845,302.65 and 968,774.70 is: 1,452,253.49
Step by Step Solution
- Step 1: Write the proportion equation
2,565,138.90 : 3,845,302.65 = 968,774.70 : x - Step 2: Convert to fraction form
2,565,138.90/3,845,302.65 = 968,774.70/x - Step 3: Cross multiply
2,565,138.90x = 3,845,302.65 × 968,774.70 - Step 4: Simplify right side
2,565,138.90x = 3,725,231,921,162.95 - Step 5: Solve for x
x = 3,725,231,921,162.95/2,565,138.90 - Step 6: Final answer
x = 1,452,253.49
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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.