Finding the Fourth Proportional to 1,007,430.96, 1,390,547.84 and 804,892.08
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Solution
The fourth proportional to 1,007,430.96, 1,390,547.84 and 804,892.08 is: 1,110,985.26
Step by Step Solution
- Step 1: Write the proportion equation
1,007,430.96 : 1,390,547.84 = 804,892.08 : x - Step 2: Convert to fraction form
1,007,430.96/1,390,547.84 = 804,892.08/x - Step 3: Cross multiply
1,007,430.96x = 1,390,547.84 × 804,892.08 - Step 4: Simplify right side
1,007,430.96x = 1,119,240,943,277.11 - Step 5: Solve for x
x = 1,119,240,943,277.11/1,007,430.96 - Step 6: Final answer
x = 1,110,985.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.