Home / 1,072,796.12-1,480,459.24-589,392.40

Finding the Fourth Proportional to 1,072,796.12, 1,480,459.24 and 589,392.40

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Solution

The fourth proportional to 1,072,796.12, 1,480,459.24 and 589,392.40 is: 813,361.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,796.12 : 1,480,459.24 = 589,392.40 : x
  2. Step 2: Convert to fraction form
    1,072,796.12/1,480,459.24 = 589,392.40/x
  3. Step 3: Cross multiply
    1,072,796.12x = 1,480,459.24 × 589,392.40
  4. Step 4: Simplify right side
    1,072,796.12x = 872,571,421,890.76
  5. Step 5: Solve for x
    x = 872,571,421,890.76/1,072,796.12
  6. Step 6: Final answer
    x = 813,361.84

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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.