Finding the Fourth Proportional to 1,470,605.26, 2,029,484.48 and 817,258.82
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Solution
The fourth proportional to 1,470,605.26, 2,029,484.48 and 817,258.82 is: 1,127,844.52
Step by Step Solution
- Step 1: Write the proportion equation
1,470,605.26 : 2,029,484.48 = 817,258.82 : x - Step 2: Convert to fraction form
1,470,605.26/2,029,484.48 = 817,258.82/x - Step 3: Cross multiply
1,470,605.26x = 2,029,484.48 × 817,258.82 - Step 4: Simplify right side
1,470,605.26x = 1,658,614,081,696.48 - Step 5: Solve for x
x = 1,658,614,081,696.48/1,470,605.26 - Step 6: Final answer
x = 1,127,844.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.