Finding the Fourth Proportional to 4,615,040.36, 6,923,216.64 and 1,420,432.76
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Solution
The fourth proportional to 4,615,040.36, 6,923,216.64 and 1,420,432.76 is: 2,130,851.07
Step by Step Solution
- Step 1: Write the proportion equation
4,615,040.36 : 6,923,216.64 = 1,420,432.76 : x - Step 2: Convert to fraction form
4,615,040.36/6,923,216.64 = 1,420,432.76/x - Step 3: Cross multiply
4,615,040.36x = 6,923,216.64 × 1,420,432.76 - Step 4: Simplify right side
4,615,040.36x = 9,833,963,685,417.04 - Step 5: Solve for x
x = 9,833,963,685,417.04/4,615,040.36 - Step 6: Final answer
x = 2,130,851.07
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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.