Finding the Fourth Proportional to 1,885,844.84, 2,602,465.74 and 1,026,411.26
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Solution
The fourth proportional to 1,885,844.84, 2,602,465.74 and 1,026,411.26 is: 1,416,447.46
Step by Step Solution
- Step 1: Write the proportion equation
1,885,844.84 : 2,602,465.74 = 1,026,411.26 : x - Step 2: Convert to fraction form
1,885,844.84/2,602,465.74 = 1,026,411.26/x - Step 3: Cross multiply
1,885,844.84x = 2,602,465.74 × 1,026,411.26 - Step 4: Simplify right side
1,885,844.84x = 2,671,200,139,300.23 - Step 5: Solve for x
x = 2,671,200,139,300.23/1,885,844.84 - Step 6: Final answer
x = 1,416,447.46
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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.