Finding the Fourth Proportional to 1,699,943.80, 2,539,570.68 and 1,216,332.50
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Solution
The fourth proportional to 1,699,943.80, 2,539,570.68 and 1,216,332.50 is: 1,817,096.75
Step by Step Solution
- Step 1: Write the proportion equation
1,699,943.80 : 2,539,570.68 = 1,216,332.50 : x - Step 2: Convert to fraction form
1,699,943.80/2,539,570.68 = 1,216,332.50/x - Step 3: Cross multiply
1,699,943.80x = 2,539,570.68 × 1,216,332.50 - Step 4: Simplify right side
1,699,943.80x = 3,088,962,354,131.10 - Step 5: Solve for x
x = 3,088,962,354,131.10/1,699,943.80 - Step 6: Final answer
x = 1,817,096.75
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.