Finding the Fourth Proportional to 1,295,463.18, 1,943,416.26 and 442,488
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Solution
The fourth proportional to 1,295,463.18, 1,943,416.26 and 442,488 is: 663,807.65
Step by Step Solution
- Step 1: Write the proportion equation
1,295,463.18 : 1,943,416.26 = 442,488 : x - Step 2: Convert to fraction form
1,295,463.18/1,943,416.26 = 442,488/x - Step 3: Cross multiply
1,295,463.18x = 1,943,416.26 × 442,488 - Step 4: Simplify right side
1,295,463.18x = 859,938,374,054.88 - Step 5: Solve for x
x = 859,938,374,054.88/1,295,463.18 - Step 6: Final answer
x = 663,807.65
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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.