Finding the Fourth Proportional to 1,630,831.08, 2,445,280.68 and 493,248.45
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Solution
The fourth proportional to 1,630,831.08, 2,445,280.68 and 493,248.45 is: 739,580.52
Step by Step Solution
- Step 1: Write the proportion equation
1,630,831.08 : 2,445,280.68 = 493,248.45 : x - Step 2: Convert to fraction form
1,630,831.08/2,445,280.68 = 493,248.45/x - Step 3: Cross multiply
1,630,831.08x = 2,445,280.68 × 493,248.45 - Step 4: Simplify right side
1,630,831.08x = 1,206,130,905,224.95 - Step 5: Solve for x
x = 1,206,130,905,224.95/1,630,831.08 - Step 6: Final answer
x = 739,580.52
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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.