Finding the Fourth Proportional to 1,119,280.74, 1,544,562.36 and 609,972.18
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Solution
The fourth proportional to 1,119,280.74, 1,544,562.36 and 609,972.18 is: 841,737.05
Step by Step Solution
- Step 1: Write the proportion equation
1,119,280.74 : 1,544,562.36 = 609,972.18 : x - Step 2: Convert to fraction form
1,119,280.74/1,544,562.36 = 609,972.18/x - Step 3: Cross multiply
1,119,280.74x = 1,544,562.36 × 609,972.18 - Step 4: Simplify right side
1,119,280.74x = 942,140,069,875.15 - Step 5: Solve for x
x = 942,140,069,875.15/1,119,280.74 - Step 6: Final answer
x = 841,737.05
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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.