Finding the Fourth Proportional to 1,922,795.04, 2,653,656.48 and 1,107,027.84
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Solution
The fourth proportional to 1,922,795.04, 2,653,656.48 and 1,107,027.84 is: 1,527,813.18
Step by Step Solution
- Step 1: Write the proportion equation
1,922,795.04 : 2,653,656.48 = 1,107,027.84 : x - Step 2: Convert to fraction form
1,922,795.04/2,653,656.48 = 1,107,027.84/x - Step 3: Cross multiply
1,922,795.04x = 2,653,656.48 × 1,107,027.84 - Step 4: Simplify right side
1,922,795.04x = 2,937,671,601,156.40 - Step 5: Solve for x
x = 2,937,671,601,156.40/1,922,795.04 - Step 6: Final answer
x = 1,527,813.18
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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.