Finding the Fourth Proportional to 5,246,804.08, 7,241,106.12 and 3,071,215.36
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Solution
The fourth proportional to 5,246,804.08, 7,241,106.12 and 3,071,215.36 is: 4,238,579.52
Step by Step Solution
- Step 1: Write the proportion equation
5,246,804.08 : 7,241,106.12 = 3,071,215.36 : x - Step 2: Convert to fraction form
5,246,804.08/7,241,106.12 = 3,071,215.36/x - Step 3: Cross multiply
5,246,804.08x = 7,241,106.12 × 3,071,215.36 - Step 4: Simplify right side
5,246,804.08x = 22,238,996,339,134.00 - Step 5: Solve for x
x = 22,238,996,339,134.00/5,246,804.08 - Step 6: Final answer
x = 4,238,579.52
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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.