Finding the Fourth Proportional to 1,445,358.93, 2,165,673.18 and 875,011.29
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Solution
The fourth proportional to 1,445,358.93, 2,165,673.18 and 875,011.29 is: 1,311,085.05
Step by Step Solution
- Step 1: Write the proportion equation
1,445,358.93 : 2,165,673.18 = 875,011.29 : x - Step 2: Convert to fraction form
1,445,358.93/2,165,673.18 = 875,011.29/x - Step 3: Cross multiply
1,445,358.93x = 2,165,673.18 × 875,011.29 - Step 4: Simplify right side
1,445,358.93x = 1,894,988,482,950.20 - Step 5: Solve for x
x = 1,894,988,482,950.20/1,445,358.93 - Step 6: Final answer
x = 1,311,085.05
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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.