Finding the Fourth Proportional to 2,877,029.74, 3,970,281.49 and 1,587,870.10
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Solution
The fourth proportional to 2,877,029.74, 3,970,281.49 and 1,587,870.10 is: 2,191,249.95
Step by Step Solution
- Step 1: Write the proportion equation
2,877,029.74 : 3,970,281.49 = 1,587,870.10 : x - Step 2: Convert to fraction form
2,877,029.74/3,970,281.49 = 1,587,870.10/x - Step 3: Cross multiply
2,877,029.74x = 3,970,281.49 × 1,587,870.10 - Step 4: Simplify right side
2,877,029.74x = 6,304,291,266,554.45 - Step 5: Solve for x
x = 6,304,291,266,554.45/2,877,029.74 - Step 6: Final answer
x = 2,191,249.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.