Home / 4,871,356.80-7,309,108.80-3,075,619.20

Finding the Fourth Proportional to 4,871,356.80, 7,309,108.80 and 3,075,619.20

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Solution

The fourth proportional to 4,871,356.80, 7,309,108.80 and 3,075,619.20 is: 4,614,738.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871,356.80 : 7,309,108.80 = 3,075,619.20 : x
  2. Step 2: Convert to fraction form
    4,871,356.80/7,309,108.80 = 3,075,619.20/x
  3. Step 3: Cross multiply
    4,871,356.80x = 7,309,108.80 × 3,075,619.20
  4. Step 4: Simplify right side
    4,871,356.80x = 22,480,035,360,168.96
  5. Step 5: Solve for x
    x = 22,480,035,360,168.96/4,871,356.80
  6. Step 6: Final answer
    x = 4,614,738.00

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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.