Finding the Fourth Proportional to 1,569,134.65, 2,353,701.98 and 771,973.15
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Solution
The fourth proportional to 1,569,134.65, 2,353,701.98 and 771,973.15 is: 1,157,959.73
Step by Step Solution
- Step 1: Write the proportion equation
1,569,134.65 : 2,353,701.98 = 771,973.15 : x - Step 2: Convert to fraction form
1,569,134.65/2,353,701.98 = 771,973.15/x - Step 3: Cross multiply
1,569,134.65x = 2,353,701.98 × 771,973.15 - Step 4: Simplify right side
1,569,134.65x = 1,816,994,731,661.84 - Step 5: Solve for x
x = 1,816,994,731,661.84/1,569,134.65 - Step 6: Final answer
x = 1,157,959.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.