Finding the Fourth Proportional to 760,547.84, 1,139,181.68 and 715,832.06
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Solution
The fourth proportional to 760,547.84, 1,139,181.68 and 715,832.06 is: 1,072,204.43
Step by Step Solution
- Step 1: Write the proportion equation
760,547.84 : 1,139,181.68 = 715,832.06 : x - Step 2: Convert to fraction form
760,547.84/1,139,181.68 = 715,832.06/x - Step 3: Cross multiply
760,547.84x = 1,139,181.68 × 715,832.06 - Step 4: Simplify right side
760,547.84x = 815,462,759,433.59 - Step 5: Solve for x
x = 815,462,759,433.59/760,547.84 - Step 6: Final answer
x = 1,072,204.43
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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.