Finding the Fourth Proportional to 1,268,708.52, 1,903,139.64 and 510,547.08
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Solution
The fourth proportional to 1,268,708.52, 1,903,139.64 and 510,547.08 is: 765,851.55
Step by Step Solution
- Step 1: Write the proportion equation
1,268,708.52 : 1,903,139.64 = 510,547.08 : x - Step 2: Convert to fraction form
1,268,708.52/1,903,139.64 = 510,547.08/x - Step 3: Cross multiply
1,268,708.52x = 1,903,139.64 × 510,547.08 - Step 4: Simplify right side
1,268,708.52x = 971,642,386,034.25 - Step 5: Solve for x
x = 971,642,386,034.25/1,268,708.52 - Step 6: Final answer
x = 765,851.55
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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.