Finding the Fourth Proportional to 1,651,693.60, 2,478,998.40 and 976,931.20
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Solution
The fourth proportional to 1,651,693.60, 2,478,998.40 and 976,931.20 is: 1,466,259.17
Step by Step Solution
- Step 1: Write the proportion equation
1,651,693.60 : 2,478,998.40 = 976,931.20 : x - Step 2: Convert to fraction form
1,651,693.60/2,478,998.40 = 976,931.20/x - Step 3: Cross multiply
1,651,693.60x = 2,478,998.40 × 976,931.20 - Step 4: Simplify right side
1,651,693.60x = 2,421,810,881,710.08 - Step 5: Solve for x
x = 2,421,810,881,710.08/1,651,693.60 - Step 6: Final answer
x = 1,466,259.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.