Finding the Fourth Proportional to 1,817,637.30, 2,726,455.95 and 1,537,701.30
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Solution
The fourth proportional to 1,817,637.30, 2,726,455.95 and 1,537,701.30 is: 2,306,551.95
Step by Step Solution
- Step 1: Write the proportion equation
1,817,637.30 : 2,726,455.95 = 1,537,701.30 : x - Step 2: Convert to fraction form
1,817,637.30/2,726,455.95 = 1,537,701.30/x - Step 3: Cross multiply
1,817,637.30x = 2,726,455.95 × 1,537,701.30 - Step 4: Simplify right side
1,817,637.30x = 4,192,474,858,707.74 - Step 5: Solve for x
x = 4,192,474,858,707.74/1,817,637.30 - Step 6: Final answer
x = 2,306,551.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.