Finding the Fourth Proportional to 1,101,169.36, 1,518,005 and 778,309.84
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Solution
The fourth proportional to 1,101,169.36, 1,518,005 and 778,309.84 is: 1,072,930.53
Step by Step Solution
- Step 1: Write the proportion equation
1,101,169.36 : 1,518,005 = 778,309.84 : x - Step 2: Convert to fraction form
1,101,169.36/1,518,005 = 778,309.84/x - Step 3: Cross multiply
1,101,169.36x = 1,518,005 × 778,309.84 - Step 4: Simplify right side
1,101,169.36x = 1,181,478,228,669.20 - Step 5: Solve for x
x = 1,181,478,228,669.20/1,101,169.36 - Step 6: Final answer
x = 1,072,930.53
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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.