Finding the Fourth Proportional to 1,358,605.16, 1,873,925.94 and 1,153,239.74
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Solution
The fourth proportional to 1,358,605.16, 1,873,925.94 and 1,153,239.74 is: 1,590,665.14
Step by Step Solution
- Step 1: Write the proportion equation
1,358,605.16 : 1,873,925.94 = 1,153,239.74 : x - Step 2: Convert to fraction form
1,358,605.16/1,873,925.94 = 1,153,239.74/x - Step 3: Cross multiply
1,358,605.16x = 1,873,925.94 × 1,153,239.74 - Step 4: Simplify right side
1,358,605.16x = 2,161,085,863,824.86 - Step 5: Solve for x
x = 2,161,085,863,824.86/1,358,605.16 - Step 6: Final answer
x = 1,590,665.14
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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.