Finding the Fourth Proportional to 2,864,959.98, 3,953,646.78 and 1,575,898.44
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Solution
The fourth proportional to 2,864,959.98, 3,953,646.78 and 1,575,898.44 is: 2,174,740.95
Step by Step Solution
- Step 1: Write the proportion equation
2,864,959.98 : 3,953,646.78 = 1,575,898.44 : x - Step 2: Convert to fraction form
2,864,959.98/3,953,646.78 = 1,575,898.44/x - Step 3: Cross multiply
2,864,959.98x = 3,953,646.78 × 1,575,898.44 - Step 4: Simplify right side
2,864,959.98x = 6,230,545,792,913.02 - Step 5: Solve for x
x = 6,230,545,792,913.02/2,864,959.98 - Step 6: Final answer
x = 2,174,740.95
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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.