Home / 1,607,209.60-2,410,814.40-485,132.80

Finding the Fourth Proportional to 1,607,209.60, 2,410,814.40 and 485,132.80

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Solution

The fourth proportional to 1,607,209.60, 2,410,814.40 and 485,132.80 is: 727,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,209.60 : 2,410,814.40 = 485,132.80 : x
  2. Step 2: Convert to fraction form
    1,607,209.60/2,410,814.40 = 485,132.80/x
  3. Step 3: Cross multiply
    1,607,209.60x = 2,410,814.40 × 485,132.80
  4. Step 4: Simplify right side
    1,607,209.60x = 1,169,565,140,152.32
  5. Step 5: Solve for x
    x = 1,169,565,140,152.32/1,607,209.60
  6. Step 6: Final answer
    x = 727,699.20

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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.