Finding the Fourth Proportional to 1,129,413.69, 1,694,317.95 and 371,044.71
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Solution
The fourth proportional to 1,129,413.69, 1,694,317.95 and 371,044.71 is: 556,631.92
Step by Step Solution
- Step 1: Write the proportion equation
1,129,413.69 : 1,694,317.95 = 371,044.71 : x - Step 2: Convert to fraction form
1,129,413.69/1,694,317.95 = 371,044.71/x - Step 3: Cross multiply
1,129,413.69x = 1,694,317.95 × 371,044.71 - Step 4: Simplify right side
1,129,413.69x = 628,667,712,405.55 - Step 5: Solve for x
x = 628,667,712,405.55/1,129,413.69 - Step 6: Final answer
x = 556,631.92
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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.