Home / 1,383,210.80-2,074,470.60-530,097.20

Finding the Fourth Proportional to 1,383,210.80, 2,074,470.60 and 530,097.20

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Solution

The fourth proportional to 1,383,210.80, 2,074,470.60 and 530,097.20 is: 795,013.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,210.80 : 2,074,470.60 = 530,097.20 : x
  2. Step 2: Convert to fraction form
    1,383,210.80/2,074,470.60 = 530,097.20/x
  3. Step 3: Cross multiply
    1,383,210.80x = 2,074,470.60 × 530,097.20
  4. Step 4: Simplify right side
    1,383,210.80x = 1,099,671,056,542.32
  5. Step 5: Solve for x
    x = 1,099,671,056,542.32/1,383,210.80
  6. Step 6: Final answer
    x = 795,013.35

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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.