Finding the Fourth Proportional to 1,070,779.16, 1,477,648.61 and 611,864.62
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Solution
The fourth proportional to 1,070,779.16, 1,477,648.61 and 611,864.62 is: 844,357.95
Step by Step Solution
- Step 1: Write the proportion equation
1,070,779.16 : 1,477,648.61 = 611,864.62 : x - Step 2: Convert to fraction form
1,070,779.16/1,477,648.61 = 611,864.62/x - Step 3: Cross multiply
1,070,779.16x = 1,477,648.61 × 611,864.62 - Step 4: Simplify right side
1,070,779.16x = 904,120,900,792.23 - Step 5: Solve for x
x = 904,120,900,792.23/1,070,779.16 - Step 6: Final answer
x = 844,357.95
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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.