Finding the Fourth Proportional to 2,266,886, 3,128,302.68 and 1,248,288.32
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Solution
The fourth proportional to 2,266,886, 3,128,302.68 and 1,248,288.32 is: 1,722,637.88
Step by Step Solution
- Step 1: Write the proportion equation
2,266,886 : 3,128,302.68 = 1,248,288.32 : x - Step 2: Convert to fraction form
2,266,886/3,128,302.68 = 1,248,288.32/x - Step 3: Cross multiply
2,266,886x = 3,128,302.68 × 1,248,288.32 - Step 4: Simplify right side
2,266,886x = 3,905,023,696,868.70 - Step 5: Solve for x
x = 3,905,023,696,868.70/2,266,886 - Step 6: Final answer
x = 1,722,637.88
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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.