Finding the Fourth Proportional to 1,450,585.74, 2,001,726.81 and 869,518.11
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Solution
The fourth proportional to 1,450,585.74, 2,001,726.81 and 869,518.11 is: 1,199,886.13
Step by Step Solution
- Step 1: Write the proportion equation
1,450,585.74 : 2,001,726.81 = 869,518.11 : x - Step 2: Convert to fraction form
1,450,585.74/2,001,726.81 = 869,518.11/x - Step 3: Cross multiply
1,450,585.74x = 2,001,726.81 × 869,518.11 - Step 4: Simplify right side
1,450,585.74x = 1,740,537,712,567.53 - Step 5: Solve for x
x = 1,740,537,712,567.53/1,450,585.74 - Step 6: Final answer
x = 1,199,886.13
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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.