Finding the Fourth Proportional to 4,382,740.58, 6,574,110.86 and 1,187,866.76
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Solution
The fourth proportional to 4,382,740.58, 6,574,110.86 and 1,187,866.76 is: 1,781,800.13
Step by Step Solution
- Step 1: Write the proportion equation
4,382,740.58 : 6,574,110.86 = 1,187,866.76 : x - Step 2: Convert to fraction form
4,382,740.58/6,574,110.86 = 1,187,866.76/x - Step 3: Cross multiply
4,382,740.58x = 6,574,110.86 × 1,187,866.76 - Step 4: Simplify right side
4,382,740.58x = 7,809,167,737,248.13 - Step 5: Solve for x
x = 7,809,167,737,248.13/4,382,740.58 - Step 6: Final answer
x = 1,781,800.13
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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.