Finding the Fourth Proportional to 5,878,359.84, 8,817,868.44 and 1,835,406.12
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Solution
The fourth proportional to 5,878,359.84, 8,817,868.44 and 1,835,406.12 is: 2,753,211.80
Step by Step Solution
- Step 1: Write the proportion equation
5,878,359.84 : 8,817,868.44 = 1,835,406.12 : x - Step 2: Convert to fraction form
5,878,359.84/8,817,868.44 = 1,835,406.12/x - Step 3: Cross multiply
5,878,359.84x = 8,817,868.44 × 1,835,406.12 - Step 4: Simplify right side
5,878,359.84x = 16,184,369,700,130.85 - Step 5: Solve for x
x = 16,184,369,700,130.85/5,878,359.84 - Step 6: Final answer
x = 2,753,211.80
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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.