Finding the Fourth Proportional to 1,858,753.92, 2,564,974.08 and 1,031,784.96
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Solution
The fourth proportional to 1,858,753.92, 2,564,974.08 and 1,031,784.96 is: 1,423,804.22
Step by Step Solution
- Step 1: Write the proportion equation
1,858,753.92 : 2,564,974.08 = 1,031,784.96 : x - Step 2: Convert to fraction form
1,858,753.92/2,564,974.08 = 1,031,784.96/x - Step 3: Cross multiply
1,858,753.92x = 2,564,974.08 × 1,031,784.96 - Step 4: Simplify right side
1,858,753.92x = 2,646,501,678,533.84 - Step 5: Solve for x
x = 2,646,501,678,533.84/1,858,753.92 - Step 6: Final answer
x = 1,423,804.22
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.