Finding the Fourth Proportional to 4,688,315.58, 7,023,373.93 and 3,455,083.80
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Solution
The fourth proportional to 4,688,315.58, 7,023,373.93 and 3,455,083.80 is: 5,175,919.81
Step by Step Solution
- Step 1: Write the proportion equation
4,688,315.58 : 7,023,373.93 = 3,455,083.80 : x - Step 2: Convert to fraction form
4,688,315.58/7,023,373.93 = 3,455,083.80/x - Step 3: Cross multiply
4,688,315.58x = 7,023,373.93 × 3,455,083.80 - Step 4: Simplify right side
4,688,315.58x = 24,266,345,486,885.33 - Step 5: Solve for x
x = 24,266,345,486,885.33/4,688,315.58 - Step 6: Final answer
x = 5,175,919.81
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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.