Home / 1,657,181.60-2,484,022.80-645,912.80

Finding the Fourth Proportional to 1,657,181.60, 2,484,022.80 and 645,912.80

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Solution

The fourth proportional to 1,657,181.60, 2,484,022.80 and 645,912.80 is: 968,187.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,181.60 : 2,484,022.80 = 645,912.80 : x
  2. Step 2: Convert to fraction form
    1,657,181.60/2,484,022.80 = 645,912.80/x
  3. Step 3: Cross multiply
    1,657,181.60x = 2,484,022.80 × 645,912.80
  4. Step 4: Simplify right side
    1,657,181.60x = 1,604,462,122,011.84
  5. Step 5: Solve for x
    x = 1,604,462,122,011.84/1,657,181.60
  6. Step 6: Final answer
    x = 968,187.27

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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.