Finding the Fourth Proportional to 1,009,389.12, 1,513,640.74 and 377,860.06
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Solution
The fourth proportional to 1,009,389.12, 1,513,640.74 and 377,860.06 is: 566,624.28
Step by Step Solution
- Step 1: Write the proportion equation
1,009,389.12 : 1,513,640.74 = 377,860.06 : x - Step 2: Convert to fraction form
1,009,389.12/1,513,640.74 = 377,860.06/x - Step 3: Cross multiply
1,009,389.12x = 1,513,640.74 × 377,860.06 - Step 4: Simplify right side
1,009,389.12x = 571,944,378,945.54 - Step 5: Solve for x
x = 571,944,378,945.54/1,009,389.12 - Step 6: Final answer
x = 566,624.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.