Finding the Fourth Proportional to 1,674,224.48, 2,495,565 and 1,539,855.20
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Solution
The fourth proportional to 1,674,224.48, 2,495,565 and 1,539,855.20 is: 2,295,276.88
Step by Step Solution
- Step 1: Write the proportion equation
1,674,224.48 : 2,495,565 = 1,539,855.20 : x - Step 2: Convert to fraction form
1,674,224.48/2,495,565 = 1,539,855.20/x - Step 3: Cross multiply
1,674,224.48x = 2,495,565 × 1,539,855.20 - Step 4: Simplify right side
1,674,224.48x = 3,842,808,742,188 - Step 5: Solve for x
x = 3,842,808,742,188/1,674,224.48 - Step 6: Final answer
x = 2,295,276.88
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.