Finding the Fourth Proportional to 1,659,075.60, 2,486,565.40 and 1,126,595.60
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Solution
The fourth proportional to 1,659,075.60, 2,486,565.40 and 1,126,595.60 is: 1,688,502.71
Step by Step Solution
- Step 1: Write the proportion equation
1,659,075.60 : 2,486,565.40 = 1,126,595.60 : x - Step 2: Convert to fraction form
1,659,075.60/2,486,565.40 = 1,126,595.60/x - Step 3: Cross multiply
1,659,075.60x = 2,486,565.40 × 1,126,595.60 - Step 4: Simplify right side
1,659,075.60x = 2,801,353,638,752.24 - Step 5: Solve for x
x = 2,801,353,638,752.24/1,659,075.60 - Step 6: Final answer
x = 1,688,502.71
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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.