Finding the Fourth Proportional to 4,575,895.18, 6,863,851.14 and 1,878,340.30
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Solution
The fourth proportional to 4,575,895.18, 6,863,851.14 and 1,878,340.30 is: 2,817,513.89
Step by Step Solution
- Step 1: Write the proportion equation
4,575,895.18 : 6,863,851.14 = 1,878,340.30 : x - Step 2: Convert to fraction form
4,575,895.18/6,863,851.14 = 1,878,340.30/x - Step 3: Cross multiply
4,575,895.18x = 6,863,851.14 × 1,878,340.30 - Step 4: Simplify right side
4,575,895.18x = 12,892,648,209,462.94 - Step 5: Solve for x
x = 12,892,648,209,462.94/4,575,895.18 - Step 6: Final answer
x = 2,817,513.89
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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.