Finding the Fourth Proportional to 1,133,982.18, 1,564,898.13 and 624,693.06
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Solution
The fourth proportional to 1,133,982.18, 1,564,898.13 and 624,693.06 is: 862,077.92
Step by Step Solution
- Step 1: Write the proportion equation
1,133,982.18 : 1,564,898.13 = 624,693.06 : x - Step 2: Convert to fraction form
1,133,982.18/1,564,898.13 = 624,693.06/x - Step 3: Cross multiply
1,133,982.18x = 1,564,898.13 × 624,693.06 - Step 4: Simplify right side
1,133,982.18x = 977,581,001,417.98 - Step 5: Solve for x
x = 977,581,001,417.98/1,133,982.18 - Step 6: Final answer
x = 862,077.92
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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.