Finding the Fourth Proportional to 5,269,929.76, 7,905,681.94 and 1,675,813.96
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Solution
The fourth proportional to 5,269,929.76, 7,905,681.94 and 1,675,813.96 is: 2,513,971.30
Step by Step Solution
- Step 1: Write the proportion equation
5,269,929.76 : 7,905,681.94 = 1,675,813.96 : x - Step 2: Convert to fraction form
5,269,929.76/7,905,681.94 = 1,675,813.96/x - Step 3: Cross multiply
5,269,929.76x = 7,905,681.94 × 1,675,813.96 - Step 4: Simplify right side
5,269,929.76x = 13,248,452,158,371.88 - Step 5: Solve for x
x = 13,248,452,158,371.88/5,269,929.76 - Step 6: Final answer
x = 2,513,971.30
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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.