Finding the Fourth Proportional to 1,806,509.68, 2,710,220.15 and 1,275,068.68
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Solution
The fourth proportional to 1,806,509.68, 2,710,220.15 and 1,275,068.68 is: 1,912,924.61
Step by Step Solution
- Step 1: Write the proportion equation
1,806,509.68 : 2,710,220.15 = 1,275,068.68 : x - Step 2: Convert to fraction form
1,806,509.68/2,710,220.15 = 1,275,068.68/x - Step 3: Cross multiply
1,806,509.68x = 2,710,220.15 × 1,275,068.68 - Step 4: Simplify right side
1,806,509.68x = 3,455,716,829,169.90 - Step 5: Solve for x
x = 3,455,716,829,169.90/1,806,509.68 - Step 6: Final answer
x = 1,912,924.61
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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.