Finding the Fourth Proportional to 1,551,727.90, 2,326,432.20 and 1,070,582.74
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Solution
The fourth proportional to 1,551,727.90, 2,326,432.20 and 1,070,582.74 is: 1,605,074.03
Step by Step Solution
- Step 1: Write the proportion equation
1,551,727.90 : 2,326,432.20 = 1,070,582.74 : x - Step 2: Convert to fraction form
1,551,727.90/2,326,432.20 = 1,070,582.74/x - Step 3: Cross multiply
1,551,727.90x = 2,326,432.20 × 1,070,582.74 - Step 4: Simplify right side
1,551,727.90x = 2,490,638,159,100.23 - Step 5: Solve for x
x = 2,490,638,159,100.23/1,551,727.90 - Step 6: Final answer
x = 1,605,074.03
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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.