Finding the Fourth Proportional to 1,370,332.85, 2,055,487.91 and 1,071,064.99
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Solution
The fourth proportional to 1,370,332.85, 2,055,487.91 and 1,071,064.99 is: 1,606,588.59
Step by Step Solution
- Step 1: Write the proportion equation
1,370,332.85 : 2,055,487.91 = 1,071,064.99 : x - Step 2: Convert to fraction form
1,370,332.85/2,055,487.91 = 1,071,064.99/x - Step 3: Cross multiply
1,370,332.85x = 2,055,487.91 × 1,071,064.99 - Step 4: Simplify right side
1,370,332.85x = 2,201,561,127,275.23 - Step 5: Solve for x
x = 2,201,561,127,275.23/1,370,332.85 - Step 6: Final answer
x = 1,606,588.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.