Home / 4,680,040.80-7,020,061.20-2,554,276.80

Finding the Fourth Proportional to 4,680,040.80, 7,020,061.20 and 2,554,276.80

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Solution

The fourth proportional to 4,680,040.80, 7,020,061.20 and 2,554,276.80 is: 3,831,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,040.80 : 7,020,061.20 = 2,554,276.80 : x
  2. Step 2: Convert to fraction form
    4,680,040.80/7,020,061.20 = 2,554,276.80/x
  3. Step 3: Cross multiply
    4,680,040.80x = 7,020,061.20 × 2,554,276.80
  4. Step 4: Simplify right side
    4,680,040.80x = 17,931,179,457,740.16
  5. Step 5: Solve for x
    x = 17,931,179,457,740.16/4,680,040.80
  6. Step 6: Final answer
    x = 3,831,415.20

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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.