Finding the Fourth Proportional to 1,885,845.84, 2,602,467.12 and 1,026,412.26
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Solution
The fourth proportional to 1,885,845.84, 2,602,467.12 and 1,026,412.26 is: 1,416,448.84
Step by Step Solution
- Step 1: Write the proportion equation
1,885,845.84 : 2,602,467.12 = 1,026,412.26 : x - Step 2: Convert to fraction form
1,885,845.84/2,602,467.12 = 1,026,412.26/x - Step 3: Cross multiply
1,885,845.84x = 2,602,467.12 × 1,026,412.26 - Step 4: Simplify right side
1,885,845.84x = 2,671,204,158,214.89 - Step 5: Solve for x
x = 2,671,204,158,214.89/1,885,845.84 - Step 6: Final answer
x = 1,416,448.84
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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.