Finding the Fourth Proportional to 5,406,897.34, 7,461,455.28 and 2,926,060.58
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Solution
The fourth proportional to 5,406,897.34, 7,461,455.28 and 2,926,060.58 is: 4,037,929.48
Step by Step Solution
- Step 1: Write the proportion equation
5,406,897.34 : 7,461,455.28 = 2,926,060.58 : x - Step 2: Convert to fraction form
5,406,897.34/7,461,455.28 = 2,926,060.58/x - Step 3: Cross multiply
5,406,897.34x = 7,461,455.28 × 2,926,060.58 - Step 4: Simplify right side
5,406,897.34x = 21,832,670,167,395.52 - Step 5: Solve for x
x = 21,832,670,167,395.52/5,406,897.34 - Step 6: Final answer
x = 4,037,929.48
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1.5x scale
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.