Finding the Fourth Proportional to 4,159,064.34, 6,238,547.10 and 1,319,201.10
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Solution
The fourth proportional to 4,159,064.34, 6,238,547.10 and 1,319,201.10 is: 1,978,785.98
Step by Step Solution
- Step 1: Write the proportion equation
4,159,064.34 : 6,238,547.10 = 1,319,201.10 : x - Step 2: Convert to fraction form
4,159,064.34/6,238,547.10 = 1,319,201.10/x - Step 3: Cross multiply
4,159,064.34x = 6,238,547.10 × 1,319,201.10 - Step 4: Simplify right side
4,159,064.34x = 8,229,898,196,721.81 - Step 5: Solve for x
x = 8,229,898,196,721.81/4,159,064.34 - Step 6: Final answer
x = 1,978,785.98
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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.