Finding the Fourth Proportional to 1,549,889.02, 2,138,705.13 and 896,347.81
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Solution
The fourth proportional to 1,549,889.02, 2,138,705.13 and 896,347.81 is: 1,236,878.02
Step by Step Solution
- Step 1: Write the proportion equation
1,549,889.02 : 2,138,705.13 = 896,347.81 : x - Step 2: Convert to fraction form
1,549,889.02/2,138,705.13 = 896,347.81/x - Step 3: Cross multiply
1,549,889.02x = 2,138,705.13 × 896,347.81 - Step 4: Simplify right side
1,549,889.02x = 1,917,023,659,511.27 - Step 5: Solve for x
x = 1,917,023,659,511.27/1,549,889.02 - Step 6: Final answer
x = 1,236,878.02
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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.