Finding the Fourth Proportional to 1,418,197.10, 2,127,314.08 and 471,567.78
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Solution
The fourth proportional to 1,418,197.10, 2,127,314.08 and 471,567.78 is: 707,357.80
Step by Step Solution
- Step 1: Write the proportion equation
1,418,197.10 : 2,127,314.08 = 471,567.78 : x - Step 2: Convert to fraction form
1,418,197.10/2,127,314.08 = 471,567.78/x - Step 3: Cross multiply
1,418,197.10x = 2,127,314.08 × 471,567.78 - Step 4: Simplify right side
1,418,197.10x = 1,003,172,778,068.34 - Step 5: Solve for x
x = 1,003,172,778,068.34/1,418,197.10 - Step 6: Final answer
x = 707,357.80
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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.