Home / 1,776,089.60-2,664,134.40-654,012.80

Finding the Fourth Proportional to 1,776,089.60, 2,664,134.40 and 654,012.80

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Solution

The fourth proportional to 1,776,089.60, 2,664,134.40 and 654,012.80 is: 981,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,089.60 : 2,664,134.40 = 654,012.80 : x
  2. Step 2: Convert to fraction form
    1,776,089.60/2,664,134.40 = 654,012.80/x
  3. Step 3: Cross multiply
    1,776,089.60x = 2,664,134.40 × 654,012.80
  4. Step 4: Simplify right side
    1,776,089.60x = 1,742,377,998,520.32
  5. Step 5: Solve for x
    x = 1,742,377,998,520.32/1,776,089.60
  6. Step 6: Final answer
    x = 981,019.20

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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.