Finding the Fourth Proportional to 1,708,996.84, 2,563,670.94 and 644,934.76
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Solution
The fourth proportional to 1,708,996.84, 2,563,670.94 and 644,934.76 is: 967,468.44
Step by Step Solution
- Step 1: Write the proportion equation
1,708,996.84 : 2,563,670.94 = 644,934.76 : x - Step 2: Convert to fraction form
1,708,996.84/2,563,670.94 = 644,934.76/x - Step 3: Cross multiply
1,708,996.84x = 2,563,670.94 × 644,934.76 - Step 4: Simplify right side
1,708,996.84x = 1,653,400,502,407.87 - Step 5: Solve for x
x = 1,653,400,502,407.87/1,708,996.84 - Step 6: Final answer
x = 967,468.44
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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.