Finding the Fourth Proportional to 1,369,248.24, 1,889,417.22 and 757,303.74
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Solution
The fourth proportional to 1,369,248.24, 1,889,417.22 and 757,303.74 is: 1,044,998.77
Step by Step Solution
- Step 1: Write the proportion equation
1,369,248.24 : 1,889,417.22 = 757,303.74 : x - Step 2: Convert to fraction form
1,369,248.24/1,889,417.22 = 757,303.74/x - Step 3: Cross multiply
1,369,248.24x = 1,889,417.22 × 757,303.74 - Step 4: Simplify right side
1,369,248.24x = 1,430,862,727,126.40 - Step 5: Solve for x
x = 1,430,862,727,126.40/1,369,248.24 - Step 6: Final answer
x = 1,044,998.77
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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.