Finding the Fourth Proportional to 1,710,319.23, 2,359,865.64 and 1,021,887.66
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Solution
The fourth proportional to 1,710,319.23, 2,359,865.64 and 1,021,887.66 is: 1,409,980.98
Step by Step Solution
- Step 1: Write the proportion equation
1,710,319.23 : 2,359,865.64 = 1,021,887.66 : x - Step 2: Convert to fraction form
1,710,319.23/2,359,865.64 = 1,021,887.66/x - Step 3: Cross multiply
1,710,319.23x = 2,359,865.64 × 1,021,887.66 - Step 4: Simplify right side
1,710,319.23x = 2,411,517,576,774.00 - Step 5: Solve for x
x = 2,411,517,576,774.00/1,710,319.23 - Step 6: Final answer
x = 1,409,980.98
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.