Finding the Fourth Proportional to 1,455,831.65, 2,009,055.68 and 844,347.02
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Solution
The fourth proportional to 1,455,831.65, 2,009,055.68 and 844,347.02 is: 1,165,203.52
Step by Step Solution
- Step 1: Write the proportion equation
1,455,831.65 : 2,009,055.68 = 844,347.02 : x - Step 2: Convert to fraction form
1,455,831.65/2,009,055.68 = 844,347.02/x - Step 3: Cross multiply
1,455,831.65x = 2,009,055.68 × 844,347.02 - Step 4: Simplify right side
1,455,831.65x = 1,696,340,165,321.36 - Step 5: Solve for x
x = 1,696,340,165,321.36/1,455,831.65 - Step 6: Final answer
x = 1,165,203.52
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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.