Finding the Fourth Proportional to 1,569,309.30, 2,353,963.95 and 1,191,395.70
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Solution
The fourth proportional to 1,569,309.30, 2,353,963.95 and 1,191,395.70 is: 1,787,093.55
Step by Step Solution
- Step 1: Write the proportion equation
1,569,309.30 : 2,353,963.95 = 1,191,395.70 : x - Step 2: Convert to fraction form
1,569,309.30/2,353,963.95 = 1,191,395.70/x - Step 3: Cross multiply
1,569,309.30x = 2,353,963.95 × 1,191,395.70 - Step 4: Simplify right side
1,569,309.30x = 2,804,502,527,985.02 - Step 5: Solve for x
x = 2,804,502,527,985.02/1,569,309.30 - Step 6: Final answer
x = 1,787,093.55
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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.