Finding the Fourth Proportional to 1,875,787.13, 2,817,447.14 and 1,119,107.00
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Solution
The fourth proportional to 1,875,787.13, 2,817,447.14 and 1,119,107.00 is: 1,680,907.59
Step by Step Solution
- Step 1: Write the proportion equation
1,875,787.13 : 2,817,447.14 = 1,119,107.00 : x - Step 2: Convert to fraction form
1,875,787.13/2,817,447.14 = 1,119,107.00/x - Step 3: Cross multiply
1,875,787.13x = 2,817,447.14 × 1,119,107.00 - Step 4: Simplify right side
1,875,787.13x = 3,153,024,826,345.37 - Step 5: Solve for x
x = 3,153,024,826,345.37/1,875,787.13 - Step 6: Final answer
x = 1,680,907.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.