Finding the Fourth Proportional to 1,658,417.81, 2,487,804.51 and 460,345.19
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Solution
The fourth proportional to 1,658,417.81, 2,487,804.51 and 460,345.19 is: 690,567.14
Step by Step Solution
- Step 1: Write the proportion equation
1,658,417.81 : 2,487,804.51 = 460,345.19 : x - Step 2: Convert to fraction form
1,658,417.81/2,487,804.51 = 460,345.19/x - Step 3: Cross multiply
1,658,417.81x = 2,487,804.51 × 460,345.19 - Step 4: Simplify right side
1,658,417.81x = 1,145,248,839,838.81 - Step 5: Solve for x
x = 1,145,248,839,838.81/1,658,417.81 - Step 6: Final answer
x = 690,567.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.