Finding the Fourth Proportional to 2,197,360.64, 3,032,444.08 and 1,230,482.40
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Solution
The fourth proportional to 2,197,360.64, 3,032,444.08 and 1,230,482.40 is: 1,698,114.09
Step by Step Solution
- Step 1: Write the proportion equation
2,197,360.64 : 3,032,444.08 = 1,230,482.40 : x - Step 2: Convert to fraction form
2,197,360.64/3,032,444.08 = 1,230,482.40/x - Step 3: Cross multiply
2,197,360.64x = 3,032,444.08 × 1,230,482.40 - Step 4: Simplify right side
2,197,360.64x = 3,731,369,069,424.19 - Step 5: Solve for x
x = 3,731,369,069,424.19/2,197,360.64 - Step 6: Final answer
x = 1,698,114.09
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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.