Finding the Fourth Proportional to 5,187,750.12, 7,159,208.58 and 2,864,637.48
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Solution
The fourth proportional to 5,187,750.12, 7,159,208.58 and 2,864,637.48 is: 3,953,262.35
Step by Step Solution
- Step 1: Write the proportion equation
5,187,750.12 : 7,159,208.58 = 2,864,637.48 : x - Step 2: Convert to fraction form
5,187,750.12/7,159,208.58 = 2,864,637.48/x - Step 3: Cross multiply
5,187,750.12x = 7,159,208.58 × 2,864,637.48 - Step 4: Simplify right side
5,187,750.12x = 20,508,537,225,405.58 - Step 5: Solve for x
x = 20,508,537,225,405.58/5,187,750.12 - Step 6: Final answer
x = 3,953,262.35
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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.