Finding the Fourth Proportional to 2,864,653.76, 3,953,248.67 and 1,557,918.23
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Solution
The fourth proportional to 2,864,653.76, 3,953,248.67 and 1,557,918.23 is: 2,149,941.55
Step by Step Solution
- Step 1: Write the proportion equation
2,864,653.76 : 3,953,248.67 = 1,557,918.23 : x - Step 2: Convert to fraction form
2,864,653.76/3,953,248.67 = 1,557,918.23/x - Step 3: Cross multiply
2,864,653.76x = 3,953,248.67 × 1,557,918.23 - Step 4: Simplify right side
2,864,653.76x = 6,158,838,154,844.81 - Step 5: Solve for x
x = 6,158,838,154,844.81/2,864,653.76 - Step 6: Final answer
x = 2,149,941.55
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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.