Finding the Fourth Proportional to 1,130,372.67, 1,559,931.98 and 614,136.78
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Solution
The fourth proportional to 1,130,372.67, 1,559,931.98 and 614,136.78 is: 847,518.37
Step by Step Solution
- Step 1: Write the proportion equation
1,130,372.67 : 1,559,931.98 = 614,136.78 : x - Step 2: Convert to fraction form
1,130,372.67/1,559,931.98 = 614,136.78/x - Step 3: Cross multiply
1,130,372.67x = 1,559,931.98 × 614,136.78 - Step 4: Simplify right side
1,130,372.67x = 958,011,603,216.23 - Step 5: Solve for x
x = 958,011,603,216.23/1,130,372.67 - Step 6: Final answer
x = 847,518.37
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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.