Home / 1,785,289.60-2,677,934.40-455,593.60

Finding the Fourth Proportional to 1,785,289.60, 2,677,934.40 and 455,593.60

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Solution

The fourth proportional to 1,785,289.60, 2,677,934.40 and 455,593.60 is: 683,390.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,289.60 : 2,677,934.40 = 455,593.60 : x
  2. Step 2: Convert to fraction form
    1,785,289.60/2,677,934.40 = 455,593.60/x
  3. Step 3: Cross multiply
    1,785,289.60x = 2,677,934.40 × 455,593.60
  4. Step 4: Simplify right side
    1,785,289.60x = 1,220,049,773,859.84
  5. Step 5: Solve for x
    x = 1,220,049,773,859.84/1,785,289.60
  6. Step 6: Final answer
    x = 683,390.40

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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.